Impact Screwdriver Bits | McMaster-Carr

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Drive Size

Square Drive Size

Drive Style

External 8-Point

External 12-Point

External Pentagon

External Square

Tamper-Resistant Torx

Bolt Clearance Type

System of Measurement

Socket Shape

Overall Length

31/32" to 3 1/16"

Drive Type

OD

Socket Style

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Socket Type

Air Hammer Adapter

Hex Head Adapter

Hex Shank-to-Square Drive Adapter

Quick-Change Adapter

Secure-Hold Extension

Spline Drive-to-Square Drive Adapter

Square Drive Size Adapter

Torque-Limiting Adapter

Finish

Magnesium Phosphate Coated

Phosphate Coated

Zinc Phosphate Coated

Shank Type

Quick-Change Hex

Material

Aluminum Bronze

Polyurethane Plastic

RoHS

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Screw Size

Nut Clearance Depth

Hex Shank Size

Bolt Clearance Depth

Number of Pieces

For Bit Shank Type

Quick-Change Hex

Container Type

Metal Clip Rail

Plastic Clip Rail

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1,608 Products

Fastening and Joining

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Bit Adapters

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

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

Bit Sockets

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

Socket Bits

Switch out worn or damaged bits instead of replacing your entire bit socket

Socket Retaining Rings

Socket Retaining Rings

Secure sockets and adapters to impact tools

Sockets

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

Socket Adapters

Socket Adapters

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

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

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