DEWALT® 1/2" Drive Impact Wrench - Heavy DutyDEWALT 1 2 in drive impact wrench heavy duty pneumatic. Maximum torque 650 ft lb helps to break free fasteners that are stubborn or stuck. One hand operation forward reverse switch for quick and easy switching. Shock resistant housing bumpers helps protect housing and prevent scuffing. Maximum torque 650 ft lb helps to break free fasteners that are stubborn or stuck7500 RPM provide high power fastening1 hand operation with a forward reverse switch for