This compact wrench weighs in at only 3.95 lbs., yet delivers an impressive 1000 ft.-lbs. of Nut Busting Torque?. Has a free speed of 9500 RPM; 1250 BPM.Quiet, only 86DBA 625 ft.-lbs. forward; 700 ft.-lbs. reverse 5 CFM 1/4in. air inlet 3/8in. hose Through-handle exhaust 360? swivel inlet Model 2135QTI