Chicago Pneumatic Heavy Duty Air Impact Wrench

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: 1,020; free speed: 8,400 RPM; average air consumption: 3.75 cfm; air inlet thread: 1/4 in. NPTF; minimum hose size: 3/8 in.; sound dBA: 93; length: 9.13 in., weight: 5.13 lbs.