Key Specifications & FeaturesDrive Size: 1/2-inch square driveMax Torque: 400 ft-lbs (542 N·m)Air Motor: 8-vane air motor for fast start-up and superior low-torque outputGrip & Comfort: Features a patented, field-replaceable cushion grip that provides vibration and thermal isolation to prevent operator fatigue.Exhaust System: Patented Power Boost muffler bypass system that maintains exhaust position.Operation: Equipped with an ergonomic forward/reverse lever and throttle trigger for precision speed control.