Best Rock Tumblers. Reviews July, 2020

NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Includes Rough Gemstones, 4 Polishing Grits, Jewelry Fastenings and Detailed Learning Guide - Great STEM Science Kit for Mineralogy and Geology Enthusiasts

Search only NATIONAL GEOGRAPHIC brand name
NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Includes Rough Gemstones, 4 Polishing Grits, Jewelry Fastenings and Detailed Learning Guide - Great STEM Science Kit for Mineralogy and Geology Enthusiasts

Current price: 59.99 USD


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Height: 7.5 Inches

Length: 11 Inches

Width: 9.3 Inches

Weight: 5.51 Pounds

Warranty: No Warranty

  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones

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Advanced Professional Rock Tumbler Kit - with Digital 9-day Polishing timer & 3 speed settings - Turn Rough Rocks into Beautiful Gems : Great Science & STEM Gift for Kids all ages : Geology Toy

Search only Dan&Darci brand name
Advanced Professional Rock Tumbler Kit - with Digital 9-day Polishing timer & 3 speed settings - Turn Rough Rocks into Beautiful Gems : Great Science & STEM Gift for Kids all ages : Geology Toy

Current price: 84.99 USD

Saving: $15.00 (15%)


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  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.

More Info

NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit- Advanced features include Shutoff Timer and Speed Control - 2lb Barrel, 1lb Gemstones, 4 Polishing Grits, Jewelry Fastenings and Learning Guide

Search only NATIONAL GEOGRAPHIC brand name
NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit- Advanced features include Shutoff Timer and Speed Control - 2lb Barrel, 1lb Gemstones, 4 Polishing Grits, Jewelry Fastenings and Learning Guide

Current price: 119.99 USD


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Height: 5.5 Inches

Length: 6.5 Inches

Width: 9.25 Inches

Weight: 5 Pounds

Warranty: 30 day warranty against manufacturer defects

  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic

More Info

NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit-Includes Rough Gemstones, 4 Polishing Grits, Jewelry Fastenings & Detailed Learning Guide - Great Stem Science Kit For Mineralogy & Geology Enthusiasts

Search only NATIONAL GEOGRAPHIC brand name
NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit-Includes Rough Gemstones, 4 Polishing Grits, Jewelry Fastenings & Detailed Learning Guide - Great Stem Science Kit For Mineralogy & Geology Enthusiasts

Current price: 44.99 USD


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Height: 9 Inches

Length: 11 Inches

Width: 7.25 Inches

Weight: 4 Pounds

Warranty: 30 day warranty against manufacturer defects

  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic
  • 100% SATISFACTION GUARANTEED - For 129 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE for Rock Hounds of all ages and skill levels; plug it in and polishing begins
  • EVERYTHING IS INCLUDED in the kit; tumbler, four polishing grits, a sifter, jewelry settings, a full-color 8 page learning guide and nine types of REAL rough gemstones
  • ENHANCE YOUR ROCK COLLECTION or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE and polish everyday rocks into dazzling gemstones

More Info

NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit with Two Bonus Rough Gemstone Refill Pack (Jasper Mix & Variety)

Search only NATIONAL GEOGRAPHIC brand name
NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit with Two Bonus Rough Gemstone Refill Pack (Jasper Mix & Variety)

Current price: 80.87 USD

Saving: $9.12 (10%)


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Height: 11 Inches

Length: 8 Inches

Width: 12 Inches

  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic
  • 100% SATISFACTION GUARANTEED - For 129 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE for Rock Hounds of all ages and skill levels; plug it in and polishing begins
  • EVERYTHING IS INCLUDED in the kit; tumbler, four polishing grits, a sifter, jewelry settings, a full-color 8 page learning guide and nine types of REAL rough gemstones
  • ENHANCE YOUR ROCK COLLECTION or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE and polish everyday rocks into dazzling gemstones
  • 100% satisfaction guaranteed - for 130 years, National Geographic has been committed to encouraging young scientists and stands behind this Rock tumbler with a two-year warranty.
  • Easy to use with our simple instructions, one-touch settings and an automatic shutoff timer
  • Everything is included in the kit: tumbler, four polishing grits, sifter, learning guide, rough gemstones plus two refill packs of rough and Jasper gemstones
  • Enhance your rock collection or start a new one! Makes all rocks shine like professionally polished stones
  • Make any stone sparkle and polish everyday rocks into dazzling gemstones

More Info

NATIONAL GEOGRAPHIC Rock Tumbler Refill - 3.28 Pounds Tumbling Grit Media for Stone Polisher, Works with any Rock Tumbler

Search only NATIONAL GEOGRAPHIC brand name
NATIONAL GEOGRAPHIC Rock Tumbler Refill - 3.28 Pounds Tumbling Grit Media for Stone Polisher, Works with any Rock Tumbler

Current price: 29.99 USD


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Height: 5.3 Inches

Length: 5.3 Inches

Width: 4.2 Inches

Weight: 3 Pounds

Warranty: National Geographic Toys is proud to provide a 100% satisfaction with all our products so that you can buy with confidence.

  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic
  • 100% SATISFACTION GUARANTEED - For 129 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE for Rock Hounds of all ages and skill levels; plug it in and polishing begins
  • EVERYTHING IS INCLUDED in the kit; tumbler, four polishing grits, a sifter, jewelry settings, a full-color 8 page learning guide and nine types of REAL rough gemstones
  • ENHANCE YOUR ROCK COLLECTION or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE and polish everyday rocks into dazzling gemstones
  • 100% satisfaction guaranteed - for 130 years, National Geographic has been committed to encouraging young scientists and stands behind this Rock tumbler with a two-year warranty.
  • Easy to use with our simple instructions, one-touch settings and an automatic shutoff timer
  • Everything is included in the kit: tumbler, four polishing grits, sifter, learning guide, rough gemstones plus two refill packs of rough and Jasper gemstones
  • Enhance your rock collection or start a new one! Makes all rocks shine like professionally polished stones
  • Make any stone sparkle and polish everyday rocks into dazzling gemstones
  • RECOMMENDED USE - We recommend approximately 2 tablespoons of grit per pound of rocks.
  • POLISH ROCKS AND MORE - including quartz, jasper, tiger's eye, glass and more!
  • COMPATIBLE WITH ALL TUMBLERS - This complete 4-step grit kit is perfect for use with rock tumblers of any brand!
  • 4 COURSES OF GRIT - Take your stones from rough material to polished gems over a 4-step tumbling process
  • HIGH QUALITY - This kit comes with enough silicon carbide grit to complete approximately 8-10 lbs of rocks.

More Info

Discover with Dr. Cool Hobby Rock Tumbler – Easily Transform Rocks into Gemstones

Search only Discover with Dr. Cool brand name
Discover with Dr. Cool Hobby Rock Tumbler – Easily Transform Rocks into Gemstones

Current price: 74.99 USD


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Height: 10.75 Inches

Length: 5.5 Inches

Width: 8 Inches

Weight: 4.6 Pounds

Warranty: No Warranty

  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic
  • 100% SATISFACTION GUARANTEED - For 129 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE for Rock Hounds of all ages and skill levels; plug it in and polishing begins
  • EVERYTHING IS INCLUDED in the kit; tumbler, four polishing grits, a sifter, jewelry settings, a full-color 8 page learning guide and nine types of REAL rough gemstones
  • ENHANCE YOUR ROCK COLLECTION or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE and polish everyday rocks into dazzling gemstones
  • 100% satisfaction guaranteed - for 130 years, National Geographic has been committed to encouraging young scientists and stands behind this Rock tumbler with a two-year warranty.
  • Easy to use with our simple instructions, one-touch settings and an automatic shutoff timer
  • Everything is included in the kit: tumbler, four polishing grits, sifter, learning guide, rough gemstones plus two refill packs of rough and Jasper gemstones
  • Enhance your rock collection or start a new one! Makes all rocks shine like professionally polished stones
  • Make any stone sparkle and polish everyday rocks into dazzling gemstones
  • RECOMMENDED USE - We recommend approximately 2 tablespoons of grit per pound of rocks.
  • POLISH ROCKS AND MORE - including quartz, jasper, tiger's eye, glass and more!
  • COMPATIBLE WITH ALL TUMBLERS - This complete 4-step grit kit is perfect for use with rock tumblers of any brand!
  • 4 COURSES OF GRIT - Take your stones from rough material to polished gems over a 4-step tumbling process
  • HIGH QUALITY - This kit comes with enough silicon carbide grit to complete approximately 8-10 lbs of rocks.
  • 100% SATISFACTION GUARANTEE – Includes 2-year warranty. Join the millions of parents who have chosen our award-winning science toys
  • SET IT AND FORGET IT – This easy-to-use tumbler has a programmable timer, giving you bigger results with less energy while never over-tumbling your rocks
  • NOISE-REDUCING BARREL – Features a noise-reducing rubber barrel with stainless steel lid that is both leak-proof and much quieter than plastic barrels
  • DURABLE QUALITY – Backed by our 2-year warranty, this metal base and high-powered motor give you a workhorse machine that will last for years
  • COMPLETE ROCK TUMBLING KIT – Includes tumbler and barrel, half pound of gemstones (9 different types), polishing grit (4 grades), jewelry fastenings, learning guide, and instructions

More Info

Leegol Electric Hobby Rock Tumbler Machine - Single Drum 3LB Rotary Rock Polisher (Single Barrel)

Search only Leegol Electric brand name
Leegol Electric Hobby Rock Tumbler Machine - Single Drum 3LB Rotary Rock Polisher (Single Barrel)

Current price: 57.99 USD


Check price and availability


  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic
  • 100% SATISFACTION GUARANTEED - For 129 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE for Rock Hounds of all ages and skill levels; plug it in and polishing begins
  • EVERYTHING IS INCLUDED in the kit; tumbler, four polishing grits, a sifter, jewelry settings, a full-color 8 page learning guide and nine types of REAL rough gemstones
  • ENHANCE YOUR ROCK COLLECTION or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE and polish everyday rocks into dazzling gemstones
  • 100% satisfaction guaranteed - for 130 years, National Geographic has been committed to encouraging young scientists and stands behind this Rock tumbler with a two-year warranty.
  • Easy to use with our simple instructions, one-touch settings and an automatic shutoff timer
  • Everything is included in the kit: tumbler, four polishing grits, sifter, learning guide, rough gemstones plus two refill packs of rough and Jasper gemstones
  • Enhance your rock collection or start a new one! Makes all rocks shine like professionally polished stones
  • Make any stone sparkle and polish everyday rocks into dazzling gemstones
  • RECOMMENDED USE - We recommend approximately 2 tablespoons of grit per pound of rocks.
  • POLISH ROCKS AND MORE - including quartz, jasper, tiger's eye, glass and more!
  • COMPATIBLE WITH ALL TUMBLERS - This complete 4-step grit kit is perfect for use with rock tumblers of any brand!
  • 4 COURSES OF GRIT - Take your stones from rough material to polished gems over a 4-step tumbling process
  • HIGH QUALITY - This kit comes with enough silicon carbide grit to complete approximately 8-10 lbs of rocks.
  • 100% SATISFACTION GUARANTEE – Includes 2-year warranty. Join the millions of parents who have chosen our award-winning science toys
  • SET IT AND FORGET IT – This easy-to-use tumbler has a programmable timer, giving you bigger results with less energy while never over-tumbling your rocks
  • NOISE-REDUCING BARREL – Features a noise-reducing rubber barrel with stainless steel lid that is both leak-proof and much quieter than plastic barrels
  • DURABLE QUALITY – Backed by our 2-year warranty, this metal base and high-powered motor give you a workhorse machine that will last for years
  • COMPLETE ROCK TUMBLING KIT – Includes tumbler and barrel, half pound of gemstones (9 different types), polishing grit (4 grades), jewelry fastenings, learning guide, and instructions
  • 100% Satisfaction Guaranteed: With a manufacturer warranty you can be sure you will get a quality gift.If you get a poor rock tumbler,contact with us,we will supply a new one.
  • Perfect for Beginners: Easy to use, to polish rocks or metal parts, simply add a media and let the self-rotating tumbler do all the work for you.
  • Professional Features: This high-quality tumbler has a powerful motor, the design allows it to run for days at a time to ensure a smooth finish!
  • Power Adapter: 120V/60Hz Barrel Capacity: 3LB (Rubber tumbler barrel allows for quieter operation).
  • Packaging List: Includes tumbler, 0.3lbs of walnut shell media, five v-belt, and instructions.

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Tumble-Bee Rotary Rock Tumbler | Includes Rock Grit Polish Kit | Model TB-14, 1X4LB Barrel

Search only Tumble-Bee brand name
Tumble-Bee Rotary Rock Tumbler | Includes Rock Grit Polish Kit | Model TB-14, 1X4LB Barrel

Current price: 129 USD


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Height: 6 Inches

Length: 13 Inches

Width: 6 Inches

Weight: 5 Pounds

  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic
  • 100% SATISFACTION GUARANTEED - For 129 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE for Rock Hounds of all ages and skill levels; plug it in and polishing begins
  • EVERYTHING IS INCLUDED in the kit; tumbler, four polishing grits, a sifter, jewelry settings, a full-color 8 page learning guide and nine types of REAL rough gemstones
  • ENHANCE YOUR ROCK COLLECTION or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE and polish everyday rocks into dazzling gemstones
  • 100% satisfaction guaranteed - for 130 years, National Geographic has been committed to encouraging young scientists and stands behind this Rock tumbler with a two-year warranty.
  • Easy to use with our simple instructions, one-touch settings and an automatic shutoff timer
  • Everything is included in the kit: tumbler, four polishing grits, sifter, learning guide, rough gemstones plus two refill packs of rough and Jasper gemstones
  • Enhance your rock collection or start a new one! Makes all rocks shine like professionally polished stones
  • Make any stone sparkle and polish everyday rocks into dazzling gemstones
  • RECOMMENDED USE - We recommend approximately 2 tablespoons of grit per pound of rocks.
  • POLISH ROCKS AND MORE - including quartz, jasper, tiger's eye, glass and more!
  • COMPATIBLE WITH ALL TUMBLERS - This complete 4-step grit kit is perfect for use with rock tumblers of any brand!
  • 4 COURSES OF GRIT - Take your stones from rough material to polished gems over a 4-step tumbling process
  • HIGH QUALITY - This kit comes with enough silicon carbide grit to complete approximately 8-10 lbs of rocks.
  • 100% SATISFACTION GUARANTEE – Includes 2-year warranty. Join the millions of parents who have chosen our award-winning science toys
  • SET IT AND FORGET IT – This easy-to-use tumbler has a programmable timer, giving you bigger results with less energy while never over-tumbling your rocks
  • NOISE-REDUCING BARREL – Features a noise-reducing rubber barrel with stainless steel lid that is both leak-proof and much quieter than plastic barrels
  • DURABLE QUALITY – Backed by our 2-year warranty, this metal base and high-powered motor give you a workhorse machine that will last for years
  • COMPLETE ROCK TUMBLING KIT – Includes tumbler and barrel, half pound of gemstones (9 different types), polishing grit (4 grades), jewelry fastenings, learning guide, and instructions
  • 100% Satisfaction Guaranteed: With a manufacturer warranty you can be sure you will get a quality gift.If you get a poor rock tumbler,contact with us,we will supply a new one.
  • Perfect for Beginners: Easy to use, to polish rocks or metal parts, simply add a media and let the self-rotating tumbler do all the work for you.
  • Professional Features: This high-quality tumbler has a powerful motor, the design allows it to run for days at a time to ensure a smooth finish!
  • Power Adapter: 120V/60Hz Barrel Capacity: 3LB (Rubber tumbler barrel allows for quieter operation).
  • Packaging List: Includes tumbler, 0.3lbs of walnut shell media, five v-belt, and instructions.
  • Rust-proof housing with no sharp edges. Lighted on/off power switch. Very easy to use.
  • Powerful 115V fan-cooled AC motor with thermal overload protector. Designed to tumble 24/7.
  • Includes one 4lb. capacity rubber barrel, oil, Allen wrench, and complete written and visual instructions.
  • 4-step polishing kit includes pre-measured rock, grit and polish. Makes a great starter kit for beginners.
  • Polishes stones, glass and metals. Excellent choice for tumbling larger quantities at once.

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MJR Tumblers 20 LB Rock Tumbler Awarded Best High End, Most Versatile Run 19 Dif Barrel Combinations

Search only MJR Tumblers brand name
MJR Tumblers 20 LB Rock Tumbler Awarded Best High End, Most Versatile Run 19 Dif Barrel Combinations

Current price: 350 USD


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Weight: 35 Pounds

  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic
  • 100% SATISFACTION GUARANTEED - For 129 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
  • EASY TO USE for Rock Hounds of all ages and skill levels; plug it in and polishing begins
  • EVERYTHING IS INCLUDED in the kit; tumbler, four polishing grits, a sifter, jewelry settings, a full-color 8 page learning guide and nine types of REAL rough gemstones
  • ENHANCE YOUR ROCK COLLECTION or start a new one! Makes all rocks shine like professionally polished stones
  • MAKE ANY STONE SPARKLE and polish everyday rocks into dazzling gemstones
  • 100% satisfaction guaranteed - for 130 years, National Geographic has been committed to encouraging young scientists and stands behind this Rock tumbler with a two-year warranty.
  • Easy to use with our simple instructions, one-touch settings and an automatic shutoff timer
  • Everything is included in the kit: tumbler, four polishing grits, sifter, learning guide, rough gemstones plus two refill packs of rough and Jasper gemstones
  • Enhance your rock collection or start a new one! Makes all rocks shine like professionally polished stones
  • Make any stone sparkle and polish everyday rocks into dazzling gemstones
  • RECOMMENDED USE - We recommend approximately 2 tablespoons of grit per pound of rocks.
  • POLISH ROCKS AND MORE - including quartz, jasper, tiger's eye, glass and more!
  • COMPATIBLE WITH ALL TUMBLERS - This complete 4-step grit kit is perfect for use with rock tumblers of any brand!
  • 4 COURSES OF GRIT - Take your stones from rough material to polished gems over a 4-step tumbling process
  • HIGH QUALITY - This kit comes with enough silicon carbide grit to complete approximately 8-10 lbs of rocks.
  • 100% SATISFACTION GUARANTEE – Includes 2-year warranty. Join the millions of parents who have chosen our award-winning science toys
  • SET IT AND FORGET IT – This easy-to-use tumbler has a programmable timer, giving you bigger results with less energy while never over-tumbling your rocks
  • NOISE-REDUCING BARREL – Features a noise-reducing rubber barrel with stainless steel lid that is both leak-proof and much quieter than plastic barrels
  • DURABLE QUALITY – Backed by our 2-year warranty, this metal base and high-powered motor give you a workhorse machine that will last for years
  • COMPLETE ROCK TUMBLING KIT – Includes tumbler and barrel, half pound of gemstones (9 different types), polishing grit (4 grades), jewelry fastenings, learning guide, and instructions
  • 100% Satisfaction Guaranteed: With a manufacturer warranty you can be sure you will get a quality gift.If you get a poor rock tumbler,contact with us,we will supply a new one.
  • Perfect for Beginners: Easy to use, to polish rocks or metal parts, simply add a media and let the self-rotating tumbler do all the work for you.
  • Professional Features: This high-quality tumbler has a powerful motor, the design allows it to run for days at a time to ensure a smooth finish!
  • Power Adapter: 120V/60Hz Barrel Capacity: 3LB (Rubber tumbler barrel allows for quieter operation).
  • Packaging List: Includes tumbler, 0.3lbs of walnut shell media, five v-belt, and instructions.
  • Rust-proof housing with no sharp edges. Lighted on/off power switch. Very easy to use.
  • Powerful 115V fan-cooled AC motor with thermal overload protector. Designed to tumble 24/7.
  • Includes one 4lb. capacity rubber barrel, oil, Allen wrench, and complete written and visual instructions.
  • 4-step polishing kit includes pre-measured rock, grit and polish. Makes a great starter kit for beginners.
  • Polishes stones, glass and metals. Excellent choice for tumbling larger quantities at once.
  • Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading
  • Heavy duty motor with automatic thermo overload protection - intended for continuous use
  • Industrial duty flanged STAINLESS STEEL BALL BEARINGS (no plastic sleeve bearings to wear out)
  • Rubber coated 1/2" diameter steel rollers
  • Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant

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