Ingersoll Rand's 2135QTiMAX 1/2" Impactool delivers 780 ft./lbs. of reverse torque, 1,100 ft./lbs. of nut-busting torque and weighs just 3.95 lbs. The tool's twin-hammer mechanism allows more power-per-pound and is less sensitive to air pressure fluctuations. The 2135QTiMAX performs at a sound pressure level of 86 dBA for a quieter workplace. Features a feather-touch trigger, wide range of power regulator settings and patented one-hand forward/reverse control.