Chicago Pneumatic CP2136 - 1/4 Inch Hex Air Impact Screwdriver, Reversible, Straight Handle, Impact clutch (Rocking Dog), Lever Start, Non-shut-off-stall, Max Torque 15.5 ft. lbf / 21 Nm - 10000 RPM 8941021360Valid Replacement for 6151922036 Compact, quick and easy to use For operators working in fastening operations who are looking for a comfortable and durable tool, the CP2136 is the 1 4" hexagonal straight impact screwdriver that you need. The CP2136 is a 1 4" hex impact screwdriver with quick change. Perfectly suitable for various MRO applications, it can reach a speed of 10,000 rpm. Designed with a reversible button, starting lever and a power