CPT782 Features: -Roller clutch with external clutch adjustment .-Built-in quick change chuck .-Convenient forward/reverse valve .-Ideal for general repair and body shop work.-Torque range: 31-44 in./lbs. This inline air screwdriver features 1/4" female hex chuck size, free speed of 1,800 RPM. 9.63" in length and weighs 2.5 lbs. Rear exhaust. Chuck size: 1/4"; average air consumption: 4 CFM; sound dBA pressure: 93.9A - 103.9..-1/4"" Air Screwdriver. Warranty: -1 yr warranty on material and workmanship.