Pistol Grip Screwdriver. This reversable screwdriver features a cushion clutch with an external adjustment . The torque range is 13 in. lb. to 44 in. lb. The built-in quick change chuck accepts 1/4" hex shank bits. The handle exhaust directs the air away from the operator. Free speed is 1800 rpm. Average air consumption: 4 cfm @ 90 psi. 1 year limited warranty.