Square Drive Bits | McMaster-Carr

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Drive Style

Drilled Spanner

Square/Phillips

Tamper-Resistant Hex

Tamper-Resistant Square

Tamper-Resistant Torx

Square Drive Size

Shank Type

Quick-Change Hex

System of Measurement

Drive Size

Overall Length

Hex Shank Size

Driver Style

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Screw Size

Tip Style

Length

Number of Pieces

For Bit Shank Type

Quick-Change Hex

Material

Stainless Steel

Container Type

Metal Clip Rail

Socket Type

Finger-Tightening Adapter

Hex Shank-to-Square Drive Adapter

Quick-Change Adapter

Square Drive Size Adapter

Socket Shape

Socket Retainer Style

Bit-Holding Mechanism

For Bit Hex Shank Size

Drive Type

RoHS

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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198 Products

Fastening and Joining

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Screwdrivers

Tighten and loosen screws

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

Screwdriver/Nutdrivers

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

Socket Adapters

Socket Adapters

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

Bit Sockets

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

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Sockets

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

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