Hex Shank Drill Bits | McMaster-Carr

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Titanium Aluminum Nitride (TiAlN) Coated

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Decimal Size Equivalent

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Drill Bit Sizes Included

1 each in sizes 1/8"-1/2", 3/16"-1/2", 1/4"-3/4"

1 each in sizes 1/8"-1/2", 3/16"-1/2", 3/16"-7/8", 13/16"-1 3/8"

1 each of sizes 5/16", 25/64", 27/64", 29/64", 36 ga, 33 ga., 25 ga., 21 ga., 16 ga., 15 ga., 7 ga., 3 ga., F, I, Q, and U

1 each of sizes 5/32", 3/16", 7/32", 1/4", and 5/16"

1 each of sizes 9/64", 5/32", 11/64", 3/16", 7/32", 1/4", 5/16", and 3/8"

1/2"

1/4"

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

1/8"

1/8"-1/4" (increments of 1/32")

2 1/8"

2 9/16"

2 each of size 29 ga.

Number of Pieces

Flute Type

Hex Shank Size

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

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Compliant with Exemptions

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Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

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1,873 Products

About Drill Bits

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

Drill Bits

Sold Individually

High-Speed Steel Step Drill Bits

Simplify jobs by drilling multiple hole sizes using a single bit

19 products

Cobalt Steel Drill Bits

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

21 products

Quick-Change Hex High-Speed Steel Drill Bits

Save time when you need to change bits frequently

29 products

Carbide-Tipped Drill Bits for Masonry and Concrete

Crush tough materials to make holes in masonry

48 products

Drill Bits for Wood

Make rough holes in wood

23 products

Chip-Clearing Drill Bits for Wood

Prevent clogs that wear the bit and slow down drilling

25 products

Cobalt Steel Step Drill Bits

One bit drills multiple hole sizes and lasts twice as long as high-speed steel

2 products

Fast-Cutting Smooth-Finish Drill Bits for Wood

Create less friction and heat buildup than other smooth-finish bits to run faster and last longer

14 products

Drill Bits with Countersunk-Hole Guide

Center holes perfectly before installing hinges and other hardware

12 products

Quick-Change Hex Carbide-Tipped Drill Bits for Masonry and Concrete

Add masonry drilling to the jobs your impact driver can do

3 products

Carbide-Tipped Core Drill Bits for Masonry and Concrete

Remove a core of material for larger holes than other masonry bits

12 products

Quick-Change Hex Tapping Screw Installation Drill Bits for Masonry and Concrete

Use the same tool to drill holes and install tapping screws

5 products

Sold as Sets

Quick-Change Hex High-Speed Steel Drill Bit Sets

Save time when you need to change bits frequently

3 products

Step Drill High-Speed Steel Bit Sets

Simplify jobs by drilling multiple hole sizes using a single bit

3 products

Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Crush tough materials to make holes in masonry

1 product

Quick-Change Hex Carbide-Tipped Drill Bit Sets for Masonry and Concrete

Add masonry drilling to the jobs your impact driver can do

1 product

Fast-Cutting Smooth-Finish Drill Bit Sets for Wood

Create less friction and heat buildup than other smooth-finish bits to run faster and last longer

1 product

Drill Bit Sets for Wood

Make rough holes in wood

2 products

Other Products

Screwdriver Bits

Pair with drivers to turn screws

973 products

Bit Adapters

Connect a variety of bits to drills, powered screwdrivers, ratchet wrenches, and other turning tools

62 products

Drill Taps

Drill and thread holes with the same bit

60 products

Drill Bit Extensions

Expand the reach of drill bits to get into deep and hard-to-reach spots

12 products

Drills

Cut holes and drive screws with cordless, electric, air-powered, and manual drills

58 products

Taps

Cut internal threads for fasteners, pipe, conduit, and more

15 products

Countersinks

Cut a cone-shaped opening in a hole to install flat-head screws and rivets flush with the surface

10 products

Socket Adapters

Make your socket more versatile, from converting the drive to limiting torque

40 products

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

2 products

Drill Chucks

Connect drill bits to hand-held drills, drill presses, and milling machines

231 products

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

93 products

Screwdrivers

Tighten and loosen screws

29 products

Drill Bit Shank Adapters

Convert your power tool to fit different drill bit sizes or shank types

16 products

Wing Nut Driver Bits

Use with power tools to hold and turn wing nuts

1 product

Counterbores

Enlarge the top of a hole to install socket and hex head screws flush with the surface

14 products

Drill/Screwdriver Bits

Quickly change between drilling countersunk holes and driving screws

6 products

Drill Chuck Adapters

Connect your drill chuck to drill bits of different sizes or shank types

2 products

Drill Head Adapters

Adjust the cutting angle of your drill to get into recessed and hard-to-reach spots

3 products

One-Way Screw Remover Bits

Use with a nutdriver to loosen one-way screws

7 products

Eyebolt and Hook Driver Bits

Install and remove eyebolts and screw-in hooks

4 products

Threaded Rod and Stud Driver Bits

Quickly install threaded rods and studs with a cordless drill, instead of by hand

2 products

Wood Screw Threaded Stud Driver Bits

Install wood screw threaded studs, which are also known as dowel screws

3 products

Hanger Bolt Driver Bits

Turn flat-end bolts and screws

4 products

Impact Driver Chucks

Transform your impact driver into a high-torque cutting tool

3 products