Best Threaded Shank Bits. Reviews September, 2020

Stadea ADC101K Core Drill Bit Adapter for Threaded Diamond Core Drill Bit Hole Saw - Round to 5/8" 11 Male

Search only STADEA brand name
Stadea ADC101K Core Drill Bit Adapter for Threaded Diamond Core Drill Bit Hole Saw - Round to 5/8

Current price: 14.99 USD


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Height: 1.25 Inches

Length: 2.5 Inches

Width: 2 Inches

  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male

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Stadea ADC105K Core Drill Bit Adapter for Threaded Diamond Hole Saw Core Drill Bit - 3/8" Triangle to 5/8" 11 Male

Search only STADEA brand name
Stadea ADC105K Core Drill Bit Adapter for Threaded Diamond Hole Saw Core Drill Bit - 3/8

Current price: 14.99 USD


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Height: 1.25 Inches

Length: 2.5 Inches

Width: 2 Inches

Weight: 0.2125 Pounds

  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male

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Hymnorq HSS 4341 Imperial 2-in-1 Combination Drill and Tap Bit Set Fractional 1/8 to 3/8 Inch with 1/4 Inch Hex Shank and Spiral Flute Tapping Tool Set Kit Hand Tool of 6pcs

Search only Hymnorq brand name
Hymnorq HSS 4341 Imperial 2-in-1 Combination Drill and Tap Bit Set Fractional 1/8 to 3/8 Inch with 1/4 Inch Hex Shank and Spiral Flute Tapping Tool Set Kit Hand Tool of 6pcs

Current price: 13.99 USD


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  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male
  • Quick change 1/4" (6.35mm) hex shank with imperial sizes engraved on the tap drills.
  • 6 imperial sizes of drill and tap bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements
  • Wide flutes carry the chips out of the hole. Can be used on multi-spindle heads with reversing mechanisms for tapping in most materials
  • Drills and taps in a single pass to save your labor and precious time; Point is self-centering and eliminates the need for center drilling or center punching
  • Made of high quality 4341 HSS for durability; Suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc.

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IRWIN INDUSTRIAL TOOL TV385933 Spade Wood Drill Bit

Search only Irwin Tools brand name
IRWIN INDUSTRIAL TOOL TV385933 Spade Wood Drill Bit

Current price: 10.82 USD


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Height: 0.5 Inches

Length: 17.8 Inches

Width: 1.2 Inches

Weight: 0.2875 Pounds

  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male
  • Quick change 1/4" (6.35mm) hex shank with imperial sizes engraved on the tap drills.
  • 6 imperial sizes of drill and tap bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements
  • Wide flutes carry the chips out of the hole. Can be used on multi-spindle heads with reversing mechanisms for tapping in most materials
  • Drills and taps in a single pass to save your labor and precious time; Point is self-centering and eliminates the need for center drilling or center punching
  • Made of high quality 4341 HSS for durability; Suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc.
  • Not for use with bit extensions or drill presses
  • Extra-long wood drill bit provides extended reach
  • Flat drill bit has a large, 3-flatted style shank for added durability
  • Double-cutting spurs scribe the outside of the hole, reducing breakout
  • Blue-Groove drill bit point and cutting edge for fast chip removal

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Dry Core Bit for Brick and Concrete Block with Pilot Bit - 1" Diameter - 1/2" Shank Arbor - #30/40 Diamond

Search only EDiamondTools brand name
Dry Core Bit for Brick and Concrete Block with Pilot Bit - 1

Current price: 59.99 USD


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Height: 1.61 Inches

Length: 19.49 Inches

Width: 1.61 Inches

Weight: 1.19 Pounds

  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male
  • Quick change 1/4" (6.35mm) hex shank with imperial sizes engraved on the tap drills.
  • 6 imperial sizes of drill and tap bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements
  • Wide flutes carry the chips out of the hole. Can be used on multi-spindle heads with reversing mechanisms for tapping in most materials
  • Drills and taps in a single pass to save your labor and precious time; Point is self-centering and eliminates the need for center drilling or center punching
  • Made of high quality 4341 HSS for durability; Suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc.
  • Not for use with bit extensions or drill presses
  • Extra-long wood drill bit provides extended reach
  • Flat drill bit has a large, 3-flatted style shank for added durability
  • Double-cutting spurs scribe the outside of the hole, reducing breakout
  • Blue-Groove drill bit point and cutting edge for fast chip removal
  • High diamond concentration and quality guarantee longer coring life, solid poured concrete Not commended
  • Drilling depth: 9.5"
  • Thread: 1/2" Shank
  • Diameter: 1 inch - Pilot Bit Included
  • #30/40 diamond grit for drilling soft brick, soft masonry, concrete block

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Aircraft Tool Supply Threaded Drill Bits #40, 30, 21, 12 (4-Pack)

Search only Aircraft Tool Supply brand name
Aircraft Tool Supply Threaded Drill Bits #40, 30, 21, 12 (4-Pack)

Current price: 12.99 USD

Saving: $1.41 (10%)


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  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male
  • Quick change 1/4" (6.35mm) hex shank with imperial sizes engraved on the tap drills.
  • 6 imperial sizes of drill and tap bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements
  • Wide flutes carry the chips out of the hole. Can be used on multi-spindle heads with reversing mechanisms for tapping in most materials
  • Drills and taps in a single pass to save your labor and precious time; Point is self-centering and eliminates the need for center drilling or center punching
  • Made of high quality 4341 HSS for durability; Suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc.
  • Not for use with bit extensions or drill presses
  • Extra-long wood drill bit provides extended reach
  • Flat drill bit has a large, 3-flatted style shank for added durability
  • Double-cutting spurs scribe the outside of the hole, reducing breakout
  • Blue-Groove drill bit point and cutting edge for fast chip removal
  • High diamond concentration and quality guarantee longer coring life, solid poured concrete Not commended
  • Drilling depth: 9.5"
  • Thread: 1/2" Shank
  • Diameter: 1 inch - Pilot Bit Included
  • #30/40 diamond grit for drilling soft brick, soft masonry, concrete block

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6 Pcs 1/4" HSS Spiral Hex Shank Combination Drill Screw Tap Bit Set (M3-M10) with Automatic Spring Loaded Center Punch Tool - Gold

Search only LepoHome brand name
6 Pcs 1/4

Current price: 16.99 USD

Saving: $1.00 (6%)


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  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male
  • Quick change 1/4" (6.35mm) hex shank with imperial sizes engraved on the tap drills.
  • 6 imperial sizes of drill and tap bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements
  • Wide flutes carry the chips out of the hole. Can be used on multi-spindle heads with reversing mechanisms for tapping in most materials
  • Drills and taps in a single pass to save your labor and precious time; Point is self-centering and eliminates the need for center drilling or center punching
  • Made of high quality 4341 HSS for durability; Suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc.
  • Not for use with bit extensions or drill presses
  • Extra-long wood drill bit provides extended reach
  • Flat drill bit has a large, 3-flatted style shank for added durability
  • Double-cutting spurs scribe the outside of the hole, reducing breakout
  • Blue-Groove drill bit point and cutting edge for fast chip removal
  • High diamond concentration and quality guarantee longer coring life, solid poured concrete Not commended
  • Drilling depth: 9.5"
  • Thread: 1/2" Shank
  • Diameter: 1 inch - Pilot Bit Included
  • #30/40 diamond grit for drilling soft brick, soft masonry, concrete block
  • Widely Use: Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc. Note:Low Speed and Cutting holes in materials (Thickness:

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Bosch DSBE1006 DareDevil 6-Inch Spade Bit Extension

Search only Bosch brand name
Bosch DSBE1006 DareDevil 6-Inch Spade Bit Extension

Current price: 8.54 USD

Saving: $3.36 (28%)


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Weight: 18.9 Pounds

  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male
  • Quick change 1/4" (6.35mm) hex shank with imperial sizes engraved on the tap drills.
  • 6 imperial sizes of drill and tap bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements
  • Wide flutes carry the chips out of the hole. Can be used on multi-spindle heads with reversing mechanisms for tapping in most materials
  • Drills and taps in a single pass to save your labor and precious time; Point is self-centering and eliminates the need for center drilling or center punching
  • Made of high quality 4341 HSS for durability; Suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc.
  • Not for use with bit extensions or drill presses
  • Extra-long wood drill bit provides extended reach
  • Flat drill bit has a large, 3-flatted style shank for added durability
  • Double-cutting spurs scribe the outside of the hole, reducing breakout
  • Blue-Groove drill bit point and cutting edge for fast chip removal
  • High diamond concentration and quality guarantee longer coring life, solid poured concrete Not commended
  • Drilling depth: 9.5"
  • Thread: 1/2" Shank
  • Diameter: 1 inch - Pilot Bit Included
  • #30/40 diamond grit for drilling soft brick, soft masonry, concrete block
  • Widely Use: Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc. Note:Low Speed and Cutting holes in materials (Thickness:
  • Provides a cleaner hole quality with reduced breakout
  • Spur and reamer tips for cleaner holes
  • Hex shank power groove to reduce slippage
  • Contoured paddle for fast chip removal
  • Features a full cone threaded tip for fast and effortless drilling
  • Power Cutting & Sawing
  • Country of manufacture: China
  • Manufacturer: Bosch

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Drill Bits Short Length Threaded Shank, Short Series Drill Bit Set 3 Tight Fit Tools 00133

Search only Tight Fit brand name
Drill Bits Short Length Threaded Shank, Short Series Drill Bit Set 3 Tight Fit Tools 00133

Current price: 17.98 USD


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Height: 0.37 Inches

Length: 3.75 Inches

Width: 3 Inches

Weight: 0.125 Pounds

  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male
  • Quick change 1/4" (6.35mm) hex shank with imperial sizes engraved on the tap drills.
  • 6 imperial sizes of drill and tap bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements
  • Wide flutes carry the chips out of the hole. Can be used on multi-spindle heads with reversing mechanisms for tapping in most materials
  • Drills and taps in a single pass to save your labor and precious time; Point is self-centering and eliminates the need for center drilling or center punching
  • Made of high quality 4341 HSS for durability; Suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc.
  • Not for use with bit extensions or drill presses
  • Extra-long wood drill bit provides extended reach
  • Flat drill bit has a large, 3-flatted style shank for added durability
  • Double-cutting spurs scribe the outside of the hole, reducing breakout
  • Blue-Groove drill bit point and cutting edge for fast chip removal
  • High diamond concentration and quality guarantee longer coring life, solid poured concrete Not commended
  • Drilling depth: 9.5"
  • Thread: 1/2" Shank
  • Diameter: 1 inch - Pilot Bit Included
  • #30/40 diamond grit for drilling soft brick, soft masonry, concrete block
  • Widely Use: Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc. Note:Low Speed and Cutting holes in materials (Thickness:
  • Provides a cleaner hole quality with reduced breakout
  • Spur and reamer tips for cleaner holes
  • Hex shank power groove to reduce slippage
  • Contoured paddle for fast chip removal
  • Features a full cone threaded tip for fast and effortless drilling
  • Power Cutting & Sawing
  • Country of manufacture: China
  • Manufacturer: Bosch
  • Drill bits comply with National Aerospace Standard NAS965; drill bits are American made
  • Drill bits are black oxided to prevent chip-to-tool welding and corrosion; All items ship USPS
  • Three lengths of drill bits: Longs=2-3/8 inches; Shorts=1-1/2 inches; Stubs=3/4-7/8 inch
  • 135-degree split-point, 1/4-28 threads and a 5/16 inch hex adapter for removal of drill bit
  • Drill bits are made of M7 high-speed steel (HSS), for drilling hard materials

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Drill Bits Short Length Threaded Shank, Long Series Drill Bit Set 2 Tight Fit Tools 00132

Search only Tight Fit brand name
Drill Bits Short Length Threaded Shank, Long Series Drill Bit Set 2 Tight Fit Tools 00132

Current price: 17.98 USD


Check price and availability


Height: 0.37 Inches

Length: 3.75 Inches

Width: 3 Inches

Weight: 0.125 Pounds

  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 1/2" round
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 1/2" round shank to 5/8" 11 threaded male
  • Overall length: 2 1/2", Shank length: 1 1/2"
  • Adapter for Drilling and Grinding Concrete, Glass, Granite, Stones
  • High quality hardened alloy
  • Connects to core bits with 5/8" 11 threaded female arbor, and changes to connector to 3/8" triangle
  • Diamond core drill bit adapter for threaded core drill bits hole saw, 3/8" triangle shank to 5/8" 11 threaded male
  • Quick change 1/4" (6.35mm) hex shank with imperial sizes engraved on the tap drills.
  • 6 imperial sizes of drill and tap bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements
  • Wide flutes carry the chips out of the hole. Can be used on multi-spindle heads with reversing mechanisms for tapping in most materials
  • Drills and taps in a single pass to save your labor and precious time; Point is self-centering and eliminates the need for center drilling or center punching
  • Made of high quality 4341 HSS for durability; Suitable for drilling and tapping in plastic, wood and soft metal like aluminum, iron, etc.
  • Not for use with bit extensions or drill presses
  • Extra-long wood drill bit provides extended reach
  • Flat drill bit has a large, 3-flatted style shank for added durability
  • Double-cutting spurs scribe the outside of the hole, reducing breakout
  • Blue-Groove drill bit point and cutting edge for fast chip removal
  • High diamond concentration and quality guarantee longer coring life, solid poured concrete Not commended
  • Drilling depth: 9.5"
  • Thread: 1/2" Shank
  • Diameter: 1 inch - Pilot Bit Included
  • #30/40 diamond grit for drilling soft brick, soft masonry, concrete block
  • Widely Use: Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc. Note:Low Speed and Cutting holes in materials (Thickness:
  • Provides a cleaner hole quality with reduced breakout
  • Spur and reamer tips for cleaner holes
  • Hex shank power groove to reduce slippage
  • Contoured paddle for fast chip removal
  • Features a full cone threaded tip for fast and effortless drilling
  • Power Cutting & Sawing
  • Country of manufacture: China
  • Manufacturer: Bosch
  • Drill bits comply with National Aerospace Standard NAS965; drill bits are American made
  • Drill bits are black oxided to prevent chip-to-tool welding and corrosion; All items ship USPS
  • Three lengths of drill bits: Longs=2-3/8 inches; Shorts=1-1/2 inches; Stubs=3/4-7/8 inch
  • 135-degree split-point, 1/4-28 threads and a 5/16 inch hex adapter for removal of drill bit
  • Drill bits are made of M7 high-speed steel (HSS), for drilling hard materials
  • Drill bits comply with National Aerospace Standard NAS965; drill bits are American made
  • Drill bits are black oxided to prevent chip-to-tool welding and corrosion; All items ship USPS
  • Three lengths of drill bits: Longs=2-3/8 inches; Shorts=1-1/2 inches; Stubs=3/4-7/8 inch
  • 135-degree split-point, 1/4-28 threads and a 5/16 inch hex adapter for removal of drill bit
  • Drill bits are made of M7 high-speed steel (HSS), for drilling hard materials

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