Torque Shafts | McMaster-Carr

Filter by

System of Measurement

Square Drive Size

Socket Type

Hex Shank-to-Square Drive Adapter

Secure-Hold Extension

Secure-Hold Socket Adapter

Square Drive Size Adapter

Torque-Limiting Adapter

Shank Type

Hex

Quick-Change Hex

Socket Retainer Style

Overall Length

Hex Shank Size

Drive Type

Drive Size

Sold As

Finish

Magnesium Phosphate Coated

Square Drive Gender

Material

Number of Pieces

Torque Setting

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

REACH

RoHS

Color

Compatible Retaining Ring ID

Container Type

Maximum Torque

Torque Adjustability

Torque

6 in·lbf to 25 in·lbf

15 in·lbf to 65 in·lbf

Unit of Measure

295 Products

Socket Adapters and Extensions

Square Drive Adapters for Power Tools

Attach your square-drive sockets to drills, powered screwdrivers, and other tools that accept a hex shank.

Hex Shank to Square Drive Adapters

Turn sockets with a bit screwdriver.

Electrical-Insulating Hex Shank
to Square Drive Adapters

Insulated to protect against accidental contact with live electrical circuits, these adapters are tested to 1,000 volts to meet IEC 60900 and ASTM F1505 standards.

Socket Extensions

Extend your socket's reach.

Nonsparking Socket Extensions

Safely lengthen the reach of your socket while working near flammable vapors and combustible residue.

Electrical-Insulating Socket Extensions

Safely extend your reach in areas where you could accidentally come into contact with live circuits.

Wobble Socket Extensions

The male ends of these extensions are rounded, so they can pivot to use your tool at an angle.

Flexible Socket Extensions

Bend these socket extensions around obstructions to turn hard-to-reach fasteners.

Secure-Hold Socket Extensions

Lock your socket into these extensions to prevent accidental disengagement.

Secure-Hold Socket Extension Sets

Reach a variety of spots with the confidence that your extension won’t disengage.

Flexible Socket Extension Sets

Bend these extensions to reach inconveniently located fasteners. These sets include multiple extension lengths, so you can find the right length to reach around obstructions.

Socket Extension Sets

Keep common extension lengths on hand to reach a variety of spots—just attach them to your socket.

Wobble Socket Extension Sets

Tighten and loosen fasteners in hard-to-reach spots with a variety of extensions that lengthen the reach of your socket.

Secure-Hold Socket Adapters

Lock the adapter on your tool and the socket to the adapter to prevent accidental disengagement.

Convertible Square Drive Size Adapters

Push the square drive through the adapter to change size.

Square Drive Adapters for Box Wrenches

Attach one of these adapters to a ratcheting box wrench to convert it to a ratcheting socket wrench.

Impact Square Drive Adapters for Power Tools

Attach your impact square-drive sockets to power drills, impact drivers, and other tools that accept a hex shank.

Impact Square Drive Adapter Sets for Power Tools

Attach your impact square-drive sockets to power drills, impact drivers, and other tools that accept a hex shank.

Impact Socket Extensions

Attach to your socket for a longer reach.

Secure-Hold Impact Socket Extensions

Lock your socket into the extension to prevent accidental disengagement.

Flex Impact Socket Extensions

Attach one of these extensions to your impact socket to turn fasteners in hard-to-reach spaces.

Impact Torque-Limiting Socket Adapters

Prevent overtightening that can damage fasteners. These adapters spring back slightly when the set torque is reached.

Impact Socket Extension Sets

Reach a variety of spots by keeping common extension lengths on hand.

Secure-Hold Impact Socket Extension Sets

Also known as positive-locking extensions, these extensions hold sockets place with a ball that only retracts when you pull the collar down. Designed to prevent accidental detachment, they lock to your socket more securely than other extensions.

Continuous-Duty Square Drive
Adapters for Power Tools

Use these adapters to connect sockets to impact wrenches and other power tools—they’re designed to tolerate continuous use in high-volume production and assembly.

Flexible Power Socket Extensions

Bend these extensions around obstructions to access hard-to-reach fasteners.

Continuous-Duty Socket Extensions

First developed for aerospace and automotive assembly processes, these extensions will stand up to your high-volume production and assembly lines.

Replacement Bits for Hex Bit Sockets

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

Impact Socket Sets

Impact Torque-Limiting Socket Adapter Sets

Prevent overtightening that can damage fasteners. These adapters spring back slightly when the set torque is reached.

Hex Conversion Bit Sets for 6-Point Sockets

Convert your standard 6-point sockets into hex bit sockets with these bits.

Torque-Measuring Bit Adapters

Eliminate the need for multiple bulky tools with these bit adapters. At less than 3 inches long, these compact adapters convert ¼” bit screwdriver handles and ¼” bits into torque screwdrivers so you can fasten to a specific torque.

Socket Adapters and Extensions

Square Drive Adapters for Power Tools

Hex Shank to Square Drive Adapters

Electrical-Insulating Hex Shankto Square Drive Adapters

Socket Extensions

Nonsparking Socket Extensions

Electrical-Insulating Socket Extensions

Wobble Socket Extensions

Flexible Socket Extensions

Secure-Hold Socket Extensions

Secure-Hold Socket Extension Sets

Flexible Socket Extension Sets

Socket Extension Sets

Wobble Socket Extension Sets

Secure-Hold Socket Adapters

Convertible Square Drive Size Adapters

Square Drive Adapters for Box Wrenches

Impact Square Drive Adapters for Power Tools

Impact Square Drive Adapter Sets for Power Tools

Impact Socket Extensions

Secure-Hold Impact Socket Extensions

Flex Impact Socket Extensions

Impact Torque-Limiting Socket Adapters

Impact Socket Extension Sets

Secure-Hold Impact Socket Extension Sets

Continuous-Duty Square DriveAdapters for Power Tools

Flexible Power Socket Extensions

Continuous-Duty Socket Extensions

Replacement Bits for Hex Bit Sockets

Replacement Bits for Hex Bit Sockets

Impact Socket Sets

Impact Torque-Limiting Socket Adapter Sets

Hex Conversion Bit Sets for 6-Point Sockets

Torque-Measuring Bit Adapters

Torque-Measuring Bit Adapters

Electrical-Insulating Hex Shank
to Square Drive Adapters

Continuous-Duty Square Drive
Adapters for Power Tools