Impact Nut Drivers | McMaster-Carr

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System of Measurement

Drive Size

Shank Type

Quick-Change Hex

Overall Length

31/32" to 3 1/16"

1 1/4" to 1 3/8"

Fastener-Holding Mechanism

Sold As

Square Drive Size

Bolt Clearance

Hex Shank Size

Length

31/32" to 3 1/16"

1 1/4" to 1 3/8"

Bolt Clearance Type

Socket Shape

Tip Style

Socket Style

Performance

Adjustable Length

Corrosion Resistant

Extra-Strong Grip

Fastener Holding

Tamper Resistant

Tight Clearance

Material

Aluminum Bronze

Carbide-Tipped Steel

Stainless Steel

Diameter

Overall Diameter

REACH

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

RoHS

For Use With

Impact Wrenches

Power Screwdrivers

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Drive Type

How can we improve?

2,735 Products

Nutdriver Bits

Fastener-Holding Nutdriver Bits

Fastener-Holding Nutdriver Bits

A magnet or retaining ring holds nuts so they don't fall out

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

Extra-Strong-Grip Fastener-Holding Nutdriver Bits

Extra-Strong-Grip Fastener-Holding Nutdriver Bits

Grip sides of nuts instead of just corners to reduce slipping and stripping

Fastener-Holding Nutdriver Bit Sets

Fastener-Holding Nutdriver Bit Sets

Keep magnetic nutdriver bits in multiple sizes on hand

Fastener-Holding Nutdriver Bits for Impact Drivers

Fastener-Holding Nutdriver Bits for Impact Drivers

The toughest bits to resist the shock and twisting force of impact drivers

Nutdriver Bit Sets

Nutdriver Bit Sets

Keep nutdriver bits in multiple sizes on hand

Other Products

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

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

Drill Bit Extensions

Drill Bit Extensions

Expand the reach of drill bits to get into deep and hard-to-reach spots

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Drill Bit Shank Adapters

Drill Bit Shank Adapters

Convert your power tool to fit different drill bit sizes or shank types

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