Bit Extensions | McMaster-Carr

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System of Measurement

Overall Length

Shank Type

Quick-Change Hex

For Bit Hex Shank Size

For Bit Shank Type

Quick-Change Hex

Hex Shank Size

Bit-Holding Mechanism

Magnetic Quick-Change Chuck

Magnetic Twist Lock

Quick-Change Chuck

Drive Style

For Drill Bit Shank Type

Quick-Change Hex

Square Drive Size

Socket Type

Secure-Hold Extension

Square Drive Size Adapter

For Use With

Bit Screwdrivers

Drills and Powered Screwdrivers

Impact Wrenches

Ratchet Wrenches

Material

Aluminum Bronze

Stainless Steel

Drive Size

Shank Size

Drill Bit Size

For Drill Bit Shank Size

Sold As

REACH

Driver Style

OD

Finish

Magnesium Phosphate Coated

Length

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

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473 Products

Bit Adapters

Bit Adapters

Connect a variety of bits to drills and powered screwdrivers

Strong-Hold Bit Adapters

Strong-Hold Bit Adapters

Lock your bit into the adapter to prevent accidental disengagement

Bit Adapters for Impact Drivers

Bit Adapters for Impact Drivers

Withstand the high torque of impact drivers

Screw-Guiding Bit Adapters

Screw-Guiding Bit Adapters

Keep bits from slipping—the sleeve retracts as the screw is driven

Bit Adapters for Bit Screwdrivers

Bit Adapters for Bit Screwdrivers

Connect a variety of bits to bit screwdrivers

Flexible Bit Adapters

Flexible Bit Adapters

Bend up to 90° to access hard-to-reach fasteners

Torque-Measuring Bit Adapters

Torque-Measuring Bit Adapters

Fasten to a specific torque and eliminate the need for multiple bulky tools

Strong-Hold Bit Adapters for Ratchet Wrenches

Strong-Hold Bit Adapters for Ratchet Wrenches

Lock your bit into the adapter to prevent disengagement from the ratchet wrench

Bit Adapters for Ratchet Wrenches

Bit Adapters for Ratchet Wrenches

Connect a variety of bits to ratchet wrenches

Bit Adapters for Rotary Hammers

Bit Adapters for Rotary Hammers

Connect a variety of bits to rotary hammers

Screw-Holding Bit Adapters

Screw-Holding Bit Adapters

A magnetic ring holds flat-head screws in place

Tight-Clearance Bit Adapters

Tight-Clearance Bit Adapters

Head is angled 90° to drive fasteners in tight spaces

Bit Adapters for Impact Wrenches

Bit Adapters for Impact Wrenches

Fit the square drive of impact wrenches while withstanding high torque

Other Products

Drill Bit Extensions

Drill Bit Extensions

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

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Screwdrivers

Tighten and loosen screws

T-Handle Keys

To turn fasteners in hard-to-reach spots, there's a long shaft and a grip for your whole hand

Sockets

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

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