The Mac Tools 20V MAX 3/8" Drive Impact Wrench Kit, No. BWP138-Z2, provides 325 ft/lbs of breakaway torque and a free speed of 2,000 rpm. Features include a forward handle design with rubber overmold to provide balance, control and comfort; anti-marring bumpers to protect the tool and work surface from damage; a glass-filled nylon body to withstand most oils and automotive fluids; and a trigger-activated LED to illuminate the work area. The included 20V MAX batteries are powered by DeWalt's battery and switch technology, offering performance and compatibility with the entire Mac Tools and DeWalt 20V MAX cordless lines.