XLNT 17 pcs 1/2 Inch Air Impact Wrench With 340 Nm Max. Torque, 7500 RPM Speed (RT5230K)

An impact wrench, sometimes referred to as an impactor, impact gun, air wrench, air gun, rattle gun, torque gun, or windy gun, is a power tool for socket wrenches that stores energy in a rotating mass and releases it suddenly to the output shaft, allowing the user to exert as little effort as possible.