Designed to be the highest performing 1/2 impact wrench on the market Patented oversized floating air motor and twin-hammer assembly put the weight over your hand for balance and allow for industry leading power at only 6.7 in length Rated 940 ft-lbs traditional Max Torque (compare to 1,600 ft-lbs nut-busting or bolt-breakaway) Includes rocking FWD/REV lever, handle located power adjustment wheel, and two-stage trigger for a power selection without tool adjustment For use with 3/8 or 1/4 NPT fittings (adapter for 1/4 included) 4.94lbs, 6.5 CFM continuous use, HI-FLO air accessories recommended