Bit Adapters | McMaster-Carr

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Shank Type

Knurled-End Hex

Quick-Change Hex

System of Measurement

Square Drive Size

Hex Shank Size

Drive Style

Drilled Spanner

External 12-Point

External Square

Tamper-Resistant Hex

Tamper-Resistant Torx

Overall Length

1 1/4" to 1 3/8"

Socket Type

Air Hammer Adapter

Dual-Drive Socket Adapter

Finger-Tightening Adapter

Hex Head Adapter

Hex Shank-to-Square Drive Adapter

Quick-Change Adapter

Ratchet Adapter

Secure-Hold Extension

Secure-Hold Socket Adapter

Spline Drive-to-Square Drive Adapter

Square Drive Size Adapter

Torque-and-Angle Measuring Adapter

For Bit Hex Shank Size

For Bit Shank Type

Quick-Change Hex

Drive Size

Bit-Holding Mechanism

Magnetic Quick-Change Chuck

Magnetic Twist Lock

Quick-Change Chuck

For Use With

Bit Screwdrivers

Drills and Powered Screwdrivers

Handheld Power Drills

Impact Wrenches

Power Screwdrivers

Ratchet Wrenches

Material

Aluminum Bronze

Carbide-Tipped Steel

Stainless Steel

Socket Retainer Style

Sold As

Drive Type

For Drill Bit Shank Type

Quick-Change Hex

Square Drive Gender

Socket Shape

Finish

Magnesium Phosphate Coated

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

Number of Pieces

Bolt Clearance Type

How can we improve?

744 Products

Fastening and Joining

Bit Adapters

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

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Socket Adapters

Socket Adapters

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

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Sockets

Turn fasteners with an external drive style without slipping and damaging the drive

Socket Bits

Switch out worn or damaged bits instead of replacing your entire bit socket

Fabricating and Machining

Drill Bit Shank Adapters

Drill Bit Shank Adapters

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

Drill Bit Extensions

Drill Bit Extensions

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

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

Drill/Screwdriver Bits

Drill/Screwdriver Bits

Quickly change between drilling countersunk holes and driving screws

Hole Saw Arbor Extensions

Hole Saw Arbor Extensions

Reach your hole saw into spots where your drill is too big to fit

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)