1/4" Square Drive Sockets | McMaster-Carr

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System of Measurement

Drive Size

Square Drive Size

Bolt Clearance Type

Socket Shape

OD

Drive Style

External 12-Point

External Square

External Torx Plus

Tamper-Resistant Torx

Tamper-Resistant Torx Plus

Sold As

Socket Style

Overall Length

31/32" to 3 1/16"

Socket Type

Finger-Tightening Adapter

Hex Head Adapter

Hex Shank-to-Square Drive Adapter

Quick-Change Adapter

Secure-Hold Extension

Secure-Hold Socket Adapter

Square Drive Size Adapter

Finish

Magnesium Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Drive Type

Material

Tip Style

Number of Pieces

Wrench Style

Wrench Opening Shape

Length

31/32" to 3 1/16"

Specifications Met

Shank Type

Quick-Change Hex

Set Type

Sockets with Drive Tools

DFARS Specialty Metals

RoHS

REACH

Export Control Classification Number (ECCN)

How can we improve?

885 Products

Fastening and Joining

Sockets

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

Bit Sockets

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

Socket Adapters

Socket Adapters

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

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Wrench Heads

Attach to your ratchet wrench and socket extension to turn fasteners where clearance is limited

Socket Drivers

Tighten and loosen sockets from above when there isn't room to swing a standard wrench

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Wrench Handles

Generate extra torque to loosen stubborn fasteners; also known as breaker bars

Impact Wrenches

Impact Wrenches

Maximize torque to break frozen bolts free and drive fasteners more quickly than other wrenches

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

Remove broken screws, pipes, and studs without damaging the threads around them

Bit Adapters

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

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

Speeder Handles

Speeder Handles

Crank the handle to fasten nuts and bolts quickly

Containers, Storage, and Furniture

Socket Organizers

Socket Organizers

Arrange sockets at your workstation or carry them neatly around your facility

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