This air impact wrench is comfortable even in prolonged use thanks to its ergonomic soft-grip handle The Draper 83964 is an air impact wrench with a 3/4\" square drive. It is made from a lightweight yet robust aluminium housing with 3 speed motor capable of 3 position power in forward and full power in reverse. It has a soft-grip ergonomic handle for comfort in use. Features: Rocking dog air impact wrench Manufactured with a lightweight aluminium housing attached to an ergonomic soft-grip handle providing comfort even when used for prolonged periods Fitted with a high tech three-speed reversible motor capable of 3 position power in forward and full power in reverse Attached with a 1/4\" BSP airline connector The ergonomic design and lightweight housing assist in the prevention of the cold-sink effect Specification: Ultimate torque: 1000Nm (740ft/lb) Free speed: 7,000 rpm Operating air pressure: 6.2bar/90psi  Average air consumption: 6.5cfm (184L/min) Vibration level: 4.35m/s2 Min. hose size: 3/8\" I/D Air inlet: 1/4\" BSP Weight: 3kg