The M18 FUEL™ �” HTIW & 3/8” MTIW Automotive Combo Kit includes The M18 FUEL™ 1/2" High Torque Impact Wrench w/ Friction Ring that is the most power dense impact wrench in its class, provides greater access in tight spaces, and maximizes productivity through faster removal speeds. The POWERSTATE™ Brushless Motor delivers up to 1,100 ft-lbs of Fastening Torque and 1,500 ft-lbs of Nut-Busting Torque when paired with The M18 REDLITHIUM™ XC5.0 Resistant battery, while the compact size at 7.6" in length gives users greater access in tight spaces. The M18 FUEL™ �” High Torque Impact Wrench w/ Friction Ring maximizes productivity on the jobsite and in the shop by removing stubborn bolts and fasteners faster than cordless competitors. The patented battery isolation system provides a secure battery.