Bit Extensions | McMaster-Carr

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System of Measurement

Overall Length

Shank Type

For Bit Hex Shank Size

For Bit Shank Type

Hex Shank Size

Drive Style

Bit-Holding Mechanism

Ball Detent

Magnet

Magnetic Quick-Change Chuck

For Drill Bit Shank Type

Square Drive Size

Drive Size

Material

For Use With

Drills and Powered Screwdrivers

Socket Type

Secure-Hold Extension

Socket

Square Drive Size Adapter

Shank Size

Drill Bit Size

For Drill Bit Shank Size

Sold As

Driver Style

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Drive Type

REACH

RoHS

Compliant with Exemptions

Finish

Magnesium Phosphate Coated

484 Products

Fastening and Joining

Bit Adapters

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

65 products

Screwdrivers

Tighten and loosen screws

1 product

T-Handle Keys

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

56 products

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

196 products

Sockets

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

20 products

Fabricating and Machining

Drill Bit Extensions

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

121 products