The M18 FUEL™ 3/4" High Torque Impact Wrench with Friction Ring Kit features the most powerful cordless wrench in its class, delivering up to 750 ft-lbs of maximum fastening torque, 1,200 ft-lbs of nut-busting torque and up to 2X more runtime. The POWERSTATE™ Brushless Motor outperforms competitors with constant power output, and the Milwaukee® designed impact mechanism delivers up to 750 ft-lbs of maximum fastening torque.