Sealey Premier Twin Hammer Composite Air Impact Wrench 1/2"Sq Drive Features: Twin hammer design gives the wrench a high torque output making it suitable for jobs that would normally require a 3/4"Sq drive impact wrench. Features spring mounted rotor blades, providing constant power and extended life. Fingertip control of power and direction via lever on rear of wrench. Handle exhaust with built-in silencer to help reduce noise level and limits circulation of brake dust on wheel applications. Technical Details: • Breakaway Torque: 1320lb.ft(1789Nm). • Fastening Torque: 1000lb.ft(1355Nm). • Twin hammer design gives the wrench a high torque output making it suitable for jobs that would normally require a 3/4"Sq drive impact wrench. • Features spring mounted rotor blades, providing constant power and extended life. • Fingertip control of power and direction via lever on rear of wrench. • Handle exhaust with built-in silencer to help reduce noise level and limits circulation of brake dust