This high-performance Dewalt DWMT70773L pneumatic impact driver is equipped with a powerful motor (7,500 RPM, free speed at 90 PSI) which helps provide high-power fastening. Its 650 ft/lb maximum torque helps to break free fasteners that are stubborn or stuck. The one-hand operation forward/reverse switch allows quick and easy switching. This pneumatic imact driver's shock-resistant housing bumpers help protect housing and prevent scuffing. Three-year limited warranty.