The MILWAUKEE M18 ONE-KEY FUEL is a powerful 1” high torque impact wrench that delivers up to 700 ft-lbs of fastening torque and up to 1,200 ft-lbs of nut-busting torque. It comes with 2 M18 8AH batteries, an M12-18 fast charger, and a hard plastic carrying case. The ONE-KEY technology allows users to customize, track, and manage their tool settings.