Square Drive Sockets | McMaster-Carr

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System of Measurement

Square Drive Size

Drive Size

Socket Shape

Rounded 4-Point

Bolt Clearance Type

OD

Overall Length

15/16" to 1 1/8"

31/32" to 3 1/16"

Socket Style

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

Torque-Limiting Adapter

Sold As

Drive Type

Finish

Magnesium Phosphate Coated

Manganese Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Phosphate Coated

Length

15/16" to 1 1/8"

31/32" to 3 1/16"

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Tip Style

Thread Size

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

Compliant with Exemptions

Head Style

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Wrench Style

Number of Pieces

Wrench Opening Shape

12-Point Sure Grip

How can we improve?

4,407 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

Socket Retaining Rings

Socket Retaining Rings

Secure sockets and adapters to impact tools

Wrench Heads

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

Wrench Handles

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

Drum Plug Sockets

Drum Plug Sockets

Turn with a ratchet wrench to install and remove screw-in drum plugs

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Ball Joint Sockets

Ball Joint Sockets

Install and remove ball joints in suspension and steering systems

Impact Wrenches

Impact Wrenches

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

Strap Wrenches

Grip plastic and high-polished pipe, tubing, hand wheels, and filters without marring the surface

Oil Filter Sockets

Oil Filter Sockets

Twist with a ratchet wrench to adjust filters and other round objects in tight spots

Socket Inserts

Slip into sockets to keep fasteners from falling out

Socket Drivers

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

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

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

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

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.)