High power operator comfort thanks to exclusive ergonomic features. Air drills for industrial maintenance and production. Designed for intensive duty and high durability. 1/2"" (13mm) industrial pistol drill with Jacobs industrial keyed chuck. The best power to weight ratio with 1hp (750 W) motor. Durable gearbox reduce maintenance cost and downtime. Power: 1hp (750W). No load speed: 900rpm. Chuck capacity: 13mm (1/2"). Maximum torque: 19.3Nm (14.3ft/lbs). Sound pressure level: 94db(A) Vibration level: 3.7m/s² Overall length: 203mm