Drive Adapters | McMaster-Carr

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System of Measurement

Square Drive Size

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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

Drive Size

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Magnesium Phosphate Coated

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Aluminum Bronze

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458 Products

Socket Adapters

Socket Adapters

Square Drive Size Adapters

Square Drive Size Adapters

Convert from one square drive size to another

Square Drive Adapters for Power Tools

Square Drive Adapters for Power Tools

Attach square-drive sockets to drills, powered screwdrivers, and other hex-shank tools

Hex Shank to Square Drive Adapters

Hex Shank to Square Drive Adapters

Install in your bit screwdriver to turn sockets

Convertible Square Drive Size Adapters

Convertible Square Drive Size Adapters

Push the square drive through the adapter to change size

Strong-Hold Socket Adapters

Strong-Hold Socket Adapters

Lock to your tool and socket to prevent accidental disengagement

Dual-Drive Socket Adapter Sets

Dual-Drive Socket Adapter Sets

A hex-shaped base fits into a ratchet wrench or open-end or box wrench for additional leverage

Ratcheting Socket Adapters

Ratcheting Socket Adapters

Change a standard wrench handle into a ratcheting wrench

Finger-Tightening Socket Adapters

Finger-Tightening Socket Adapters

Fit between a wrench and socket, and spin the adapter with a finger to tighten

Square Drive Adapter Sets for Power Tools

Square Drive Adapter Sets for Power Tools

Keep a range of adapter sizes on hand to attach sockets to hex-shank power tools

Square Drive Size Adapter Sets

Square Drive Size Adapter Sets

Keep a range of adapter sizes on hand to convert from one square drive size to another

Flex Socket Adapters

Flex Socket Adapters

Convert your socket into a flex socket to access fasteners from an angle

Square Drive Adapters for Box Wrenches

Square Drive Adapters for Box Wrenches

Convert a ratcheting box wrench into a ratcheting socket wrench

Electrically-Insulating Hex Shank to Square Drive Adapters

Electrically-Insulating Hex Shank to Square Drive Adapters

Turn sockets with a bit screwdriver and avoid accidental electrical shock

Flex Socket Adapter Sets

Flex Socket Adapter Sets

Keep a range of adapter sizes on hand to convert sockets into flex sockets

Strong-Hold Flex Socket Adapters

Strong-Hold Flex Socket Adapters

Convert your socket into a flex socket without worrying about the adapter falling off

Adjustable Torque-Limiting Socket Adapters

Adjustable Torque-Limiting Socket Adapters

Set a desired torque to prevent overtightening and damaging fasteners

Electrically-Insulating Square Drive Size Adapters

Electrically-Insulating Square Drive Size Adapters

Insulated to protect against shock from accidental contact with live circuits

Torque-and-Angle Measuring Socket Adapters

Torque-and-Angle Measuring Socket Adapters

A digital display shows how torque measurements change as you turn the wrench

Fixed Torque-Limiting Socket Adapters

Fixed Torque-Limiting Socket Adapters

Come set to a specific torque limit for tasks needing the same torque every time

Impact Socket Adapters

Impact Square Drive Size Adapters

Impact Square Drive Size Adapters

Convert from one square drive size to another

Impact Square Drive Adapter Sets for Power Tools

Impact Square Drive Adapter Sets for Power Tools

Keep a range of adapter sizes on hand to attach impact square-drive sockets to hex-shank power tools

Impact Square Drive Size Adapter Sets

Impact Square Drive Size Adapter Sets

Keep a range of adapter sizes on hand to convert your impact tools from one square drive size to another

Impact Magnetic Square Drive Size Adapters

Impact Magnetic Square Drive Size Adapters

A magnet holds the socket, making changes quicker

Impact Flex Socket Adapters

Impact Flex Socket Adapters

Convert your impact socket into a flex socket to access fasteners from an angle

Impact Quick-Change Socket Adapters

Impact Quick-Change Socket Adapters

Pull the collar to quickly attach and remove sockets

Impact Square Drive Adapters for Power Tools

Impact Square Drive Adapters for Power Tools

Attach impact square-drive sockets to power drills, impact drivers, and other hex-shank tools

Impact Flex Socket Adapter Sets

Impact Flex Socket Adapter Sets

Keep a range of adapter sizes on hand to convert impact sockets into flex sockets

Impact Spline Drive to Square Drive Adapters

Impact Spline Drive to Square Drive Adapters

Attach your square-drive impact socket to a spline-drive impact wrench

Impact Torque-Limiting Socket Adapter Sets

Impact Torque-Limiting Socket Adapter Sets

Keep a range of adapter sizes on hand and prevent overtightening that can damage fasteners

Impact Torque-Limiting Socket Adapters

Impact Torque-Limiting Socket Adapters

Prevent overtightening that can damage fasteners

Impact Square Drive Adapters for Air Hammers

Impact Square Drive Adapters for Air Hammers

Combine air-hammer pulses and a hand wrench to loosen stuck fasteners without breaking them

Continuous-Use Socket Adapters

Continuous-Use Square Drive Size Adapters

Continuous-Use Square Drive Size Adapters

Last longer than standard impact adapters to tolerate high-volume applications

Continuous-Use Square Drive Adapters for Power Tools

Continuous-Use Square Drive Adapters for Power Tools

Connect sockets to impact wrenches and other power tools in high-volume applications

Other Products

Sockets

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

Bit Adapters

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

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Socket Bits

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

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