The Chicago Pneumatic CP7722 3/8" butterfly impact wrench offers versatility and durability for bench work and repairs on carburetors, ignitions, body panels, transmissions and exhaust systems. The CP7722 provides 90 ft./lbs. of torque to loosen tough fasteners, while weighing only 2.09 lbs. The tool features a rocking dog clutch for smooth operation and durability, a 360-degree air inlet swivel for easy maneuverability, a built-in regulator providing controlled torque settings in forward and reverse and a butterfly-style throttle for ease-of-use, comfort and control.