- These pistol-grip air-powered impact wrenches have a square drive and a standard anvil length. - They are full-size impact wrenches with high torque output. - The pistol grip has a trigger that is pressed to activate the wrench. - Pistol grips provide ergonomic handling when working on vertical surfaces from the user's waist to chest, horizontal surfaces at mid-thigh or lower, and horizontal surfaces directly overhead. Air Consumption / 38 cfm Air Inlet / 3/8 in NPT Air Pressure / 90 psi Max. Air Pressure / 100 psi Min. Air Pressure / 90 psi Min. Hose Size / 1/2 in Exhaust Location / Bottom Breakaway Torque / 1,200 ft-lb Fastening Torque / 1,200 ft-lb Free Speed / 5,500 RPM Impact Rated / Yes Impact Sound Level / 98 dB Impacts per Minute / 1,000 Number of Speed Settings / Continuous Power to Weight Ratio / 96.7 ft-lb/lb Max. Bolt Capacity / 3/4 in Drive Size / 3/4 in Square Drive Type / Standard Retainer Type / Friction Ring Clutch Style / Jumbo Hammer Tool Style / Full-Size Vibration Level / 10.4 m/sq sec Overall Length / 8 7/8 in Handle Material / Aluminum Housing Material / Aluminum Handle Type / Pistol Grip Features / Jumbo Hammer Impact Mechanism, Reliability Tool Weight / 12.4 lb Standards / EN ISO 28927-2, EN ISO11148-6, EN ISO15744