118° Drill Bits | McMaster-Carr

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Drill Bit Size

For Use On

Length Class

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Decimal Size Equivalent

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Material

Maximum Drilling Depth

Finish

Aluminum Titanium Nitride (AlTiN) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Nitride (TiN) Coated

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Bit Style

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RoHS

Compliant

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REACH

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Not Compliant

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

Screw Size

Number of Pieces

For Drilling Type

Drill Bit Sizes Included

1 each of sizes 19/64" and 31/64"

1.0-13.0 mm (increments of 0.5 mm)

1.0-2.45 mm (increments of 0.05 mm)

1.0-6.0 mm (increments of 0.1 mm)

1.0-7.0 mm (increments of 0.5 mm)

1/16"-1/2" (increments of 1/32")

1/16"-1/2" (increments of 1/64")

1/16"-1/4" (increments of 1/32")

1/16"-1/4" (increments of 1/64")

1/16"-3/8" (increments of 1/16")

1/16"-3/8" (increments of 1/64")

1/2"

1/2" (10 5/8" Lg.)

1/2" (6 5/8" Lg.)

1/2"-1" (increments of 1/64")

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2,830 Products

About Drill Bits

Compare material, finish, length class, and decimal size equivalents.

Drill Bits

Sold Individually

High-Speed Steel Drill Bits

Cut holes in a variety of metals, from the softest aluminum to the hardest steel

1,093 products

Cobalt Steel Drill Bits

Tough and wear resistant to last at least twice as long as high-speed steel bits

26 products

Carbide-Tipped Drill Bits

Stronger than cobalt and high-speed steel, bits stay sharp at high temperatures

204 products

Carbide Drill Bits

The hardest and most wear-resistant drill bits you can buy

477 products

Chip-Clearing High-Speed Steel Drill Bits

Prevent clogs and dissipate heat when drilling most metals

100 products

Chip-Clearing High-Speed Steel Drill Bits for Aluminum, Brass, and Bronze

Wide flutes clear chips from soft metals that can gum up other drill bits

29 products

Precise-Cut High-Speed Steel Drill Bits

Produce holes so precise that you don’t need to finish them with a reamer

11 products

Carbide Drill Bits for Sheet Metal

The hardest and most wear-resistant bits make shallow cuts without snagging and deforming thin metal and tubing

19 products

Carbide-Tipped Drill Bits for Hardened Steel

Straight flutes withstand the heavy pressure needed to penetrate hardened steel

42 products

Quick-Change Hex High-Speed Steel Drill Bits

Save time when you need to change bits frequently

4 products

Reduced-Shank High-Speed Steel Drill Bits

Make large holes using standard-size tools

218 products

Reduced-Shank Cobalt Steel Drill Bits

More wear resistant than high-speed steel, bits cut large holes with standard-size tools

68 products

Reduced-Shank Carbide-Tipped Drill Bits

Our hardest reduced-shank bits make large holes with standard-size tools

20 products

Left-Hand High-Speed Steel Drill Bits

Remove stripped screws with flutes that spiral in reverse from other bits

115 products

Nonsparking Drill Bits

Drill safely in flammable environments

4 products

Carbide-Tipped Drill Bits for Masonry and Concrete

Crush tough materials to make holes in masonry

184 products

Chip-Clearing Carbide-Tipped Drill Bits for Masonry and Concrete

Lift dust and debris out of the hole more quickly than standard masonry bits

29 products

Tapping Screw Installation Drill Bits for Masonry and Concrete

Slightly smaller than the screw size for a tight fit after installation

8 products

High-Speed Steel Drill Bits for Wire Installation

Feed wiring through walls with the same tool used to make the hole

8 products

Carbide-Tipped Drill Bits for Wire Installation

Make holes in wood, masonry, and concrete walls and feed wiring through them

6 products

Drill Bits with Countersunk-Hole Guide

Center holes perfectly before installing hinges and other hardware

14 products

Carbide Drill Bits for Carbon Fiber, Fiberglass, and Graphite

Drill abrasive materials cleanly

23 products

Sold as Sets

High-Speed Steel Drill Bit Sets

Cut holes in a variety of metals, from the softest aluminum to the hardest steel

23 products

Carbide-Tipped Drill Bit Sets

Stronger than cobalt and high-speed steel, bits stay sharp at high temperatures

2 products

Carbide Drill Bit Sets

The hardest and most wear-resistant drill bits you can buy

6 products

Reduced-Shank High-Speed Steel Drill Bit Sets

Make large holes using standard-size tools

11 products

Cobalt Steel Reduced-Round Shank Drill Bit Sets

More wear resistant than high-speed steel, bits cut large holes with standard-size tools

1 product

Left-Hand High-Speed Steel Drill Bit Sets

Remove stripped screws with flutes that spiral in reverse from other bits

6 products

Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Crush tough materials to make holes in masonry

6 products

Chip-Clearing Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Lift dust and debris out of the hole more quickly than standard masonry bits

3 products

Finger Grip Drill Bits

Drill by hand in thin and delicate pieces of wood and plastic that a power tool would split

4 products

Other Products

Countersink Drill Bits

A single bit drills and creates an angled surface so oval and flat screw heads sit flush

17 products

Counterbore Drill Bits

A single bit drills and creates a flat surface for the head of a socket head cap screw

23 products

Reamer Drill Bits

Drill and finish holes in one pass

26 products