CP Impact Wrench, Stubby, Tool/Kit: Bare Tool, Square Drive, 3/8 in Drive, 1400 bpm, 83 to 392 N-m Forward/ 469 N-m Reverse, 9000 rpm, 17 cfm, 90 psi Air, 1/4 in Air Inlet, 3/8 in Minimum Hose Size, Aluminum Housing, Pistol Grip, 107 dBA Power/96 dBA Pressure, 4.2 in Overall Length