Composite bodied, high torque, twin hammer air impact wrench, with handle mounted air exhaust to improve user comfort. Composite handle exhaust/twin hammer with 10,000rpm (free speed).Forward 3 speed, reverse 2 speed. Max torque 1356Nm/1000 ftlbs, Working torque 950Nm-1020Nm. Air pressure 90psi, air consumption 5.4cfm. Sound pressure level 93.1 DB(a), Sound power level 104.7 DB (a). Vibration level 5.7m/sec.