DYNA-PACT oil bath clutch delivers smooth operation and extended durability. One hand push button forward/reverse power regulator. 4 positive power settings; full power in reverse. Handle exhaust directs air away from the work piece and operator. 360 degree air inlet swivel keeps air hose from being twisted and kinked Power and economy for general repair, transmission work, exhaust systems and body shops. Working torque: 25-310 ft./lbs.; maximum torque: 425 ft./lbs.; blows per minute: 1020; free speed: 8400 RPM; average air consumption: 3.75 cfm; air inlet thread: 1/4" NPTF; minimum hose size: 3/8"; sound dBA: 93; length: 9.13", weight: 5.13 lbs.