1/2" Drive Heavy Duty Air Impact Wrench - 600 Ft/LbThe new IR2130 has all the performance and features you have come to expect from the IR family of Impact Wrenches. This Impact features a powerful twin hammer mechanism and a new composite housing, yielding superior ergonomics in a lightweight package. 600 ft./lbs. of maximum Torque. Full stroke tease throttle. Easy glide forward/ reverse switch. Multi position power management. Lightweight reinforced aluminum hammercase; weight only 4.2 lbs.