The ACDelco Li-ion 18V Impact Wrench, No. ARI2064B, is compact, yet powerful and offers ACDelco’s Electronic Torque Control (ETC)-patented technology, coupled with an 18V chassis. The ARI2064B can be used on underbody or wheel applications. It offers 625 ft/lbs of breakawaytorque, 480 ft/lbs of reverse torque and 300 ft/lbs of tightening torque. This unit weighs only 3.63 lbs and includes two Li-ion batteries with a 30-minute charger and a carrying case.