The AIRCAT 3/4” Super Duty Impact Wrench, No. 1770-XL, will break loose fasteners and bolts on trucks, trailers and heavy duty off-road vehicles with a loosing torque of 1,600 ft-lbs. The refined design twin-hammer mechanism increases blow frequency, according to the company. A power management switch provides three power settings, and molded-in buffers protect the tool from side impact. Push-button forward/reverse buttons are located at the back of the tool making control and operation convenient. Weighing 7.4 lbs, the 1770-XL features an ergonomically designed grip and trigger to provide operating comfort. This tool comes with a two-year warranty.