3/8" Square Drive Size Extensions | McMaster-Carr

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System of Measurement

Square Drive Size

Overall Length

Socket Type

Air Hammer 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

Square Drive Size Adapter

Torque-and-Angle Measuring Adapter

Torque-Limiting Adapter

Finish

Magnesium Phosphate Coated

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Drive Size

Drive Type

Bolt Clearance Type

Drive Style

External 12-Point

Material

Socket Retainer Style

Socket Shape

Square Drive Gender

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Number of Pieces

RoHS

DFARS Specialty Metals

OD

Export Control Classification Number (ECCN)

REACH

Shank Type

Quick-Change Hex

Hex Shank Size

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189 Products

Fastening and Joining

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Socket Adapters

Socket Adapters

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

Sockets

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

Bit Adapters

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

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