Push the square drive through the adapter to change size.

Turn sockets with a bit screwdriver.

Attach one of these adapters to a socket to turn it with an open-end or box wrench.

Made of aluminum-bronze, these extensions satisfy OSHA requirements that specify nonsparking tools for locations where flammable vapors and combustible residues are present.

The square drive has a rounded shape that allows the extension to pivot inside the socket opening and turn it from an angle.

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

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

Set a desired torque within the range.

A digital display shows how torque measurements change as you turn the wrench. Set the desired torque and angle—lights and an audible alarm indicate when target has been reached or exceeded.

Use sockets with tools that accept hex shanks, such as impact drivers and power drills.

Convert from one square drive size to another.

Attach to your socket for a longer reach.

Pivot the head to access fasteners from an angle.

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

Convert from one square drive size to another.