Square Drive Bits | McMaster-Carr

Filter by

Square Drive Size

Drive Size

Overall Length

15/16" to 1 1/8"

31/32" to 3 1/16"

System of Measurement

Shank Type

Quick-Change Hex

Sold As

Tip Style

Socket Style

Socket Shape

Rounded 4-Point

Driver Style

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

Spline Drive-to-Square Drive Adapter

Square Drive Size Adapter

Torque-and-Angle Measuring Adapter

Torque-Limiting Adapter

Hex Shank Size

Bolt Clearance Type

Screw Size

Number of Pieces

Drive Type

Container Type

Fabric Roll-Up Pouch

Metal Clip Rail

Plastic Clip Rail

Finish

Magnesium Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Phosphate Coated

For Bit Shank Type

Quick-Change Hex

OD

Material

Aluminum Bronze

Stainless Steel

RoHS

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

How can we improve?

3,735 Products

Fastening and Joining

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Screwdrivers

Tighten and loosen screws

Bit Adapters

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

Screwdriver/Nutdrivers

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

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

Sockets

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

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Wrench Heads

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

Ball Joint Sockets

Ball Joint Sockets

Install and remove ball joints in suspension and steering systems

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

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

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