The most powerful 3/8� pistol grip on the market. A popular choice of professional mechanics for working on exhaust systems, radiators, body shop and bench work. Features a built-in power regulator to prevent over torquing on delicate work. Handle exhaust helps in directing air away from the operator. Forward /reverse. Torque range: 20-150 ft. lbs. Max torque: 180 ft. lbs. Speed: 10,000 RPM. Net weight: 2-3/4 lbs. Overall length: 5-1/2�. Air inlet: 1/4� NPT.