The Milwaukee Tool M18 FUEL 3/8" Mid-Torque Impact Wrench is designed to be a powerful alternative to pneumatic and corded tools. The tool offers up to 450 lb-ft of fastening torque, 600 lb-ft of nut-busting torque and 50 percent longer anvil life, according to the company. The wrench is designed with a three-mode DRIVE CONTROL feature that allows users to match the power and speed to the application at hand. A specialized rubber overmold material helps improve comfort during prolonged use and offers protection against corrosive materials.