This Draper Storm Force 1/2" square drive reversible air ratchet is designed for user comfort and efficiency. It features a low noise and low vibration composite body, an ergonomic soft grip handle, and a variable speed selector. The silenced motor outlet and rotating air inlet help prevent airline tangles. The lightweight housing assists in preventing the cold sink effect. Specifications: - Ultimate torque: 90 Nm (66ft/lbs) - Free speed: 160 rpm - Operating air pressure: 90 psi (6.2 bar) - Average air consumption: 5 cfm (141 L/min) - Sound pressure level: 94dBA - Sound power level: 105dBA - Vibration level: 2.6m/s2 - Min. hose size: 3/8" (internal diameter) - Air inlet: 1/4" BSP - Weight: 1.4kg - Overall length: 285mm