Air Impact Wrench Breakaway Torque 1 450 ft-lb Free Speed 5 200 RPM Impact Sound Level 110.6 dBA Impacts per Minute 1 050 Power to Weight Ratio 120.83 ft-lb/lb Drive Size 3/4 in Retainer Type Through Hole Clutch Style Twin Hammer Vibration Level 8.2 m/sq sec Overall Length 8 9/10 mm Housing Material Metal Handle Type Pistol Grip Tool Brand Ingersoll Rand Tool Weight 12 lb Standards CE EAC UKCA