The Capri Tools Stubby Series Impact Wrench is the ultimate compact impact wrench; compact, quiet, low vibration, and powerful. It’s 4.8 in. long compact body lets you maneuver easily in cramped areas. It is packed with a powerful 450 ft. lbs. of maximum reverse torque and 400 ft. lbs. of forward torque. The composite housing is light and durable. It operates with low vibration at only 6.8 m/s2 and helps reduce fatigue over long periods of use. One hand operation with forward/reverse toggle and power setting thumb dial. 6 settings total (3 forward and 3 reverse) gives you maximum control. It operates quietly at 91.1 dBA with low air consumption at only 4.2 CFM at 90 PSI. Weights only 2.86 lbs. Comes with 1/4 in. NPT air inlet.