This 9" long Lithium-Ion cordless impact wrench delivers 740' lbs. of fastening torque and 1,180' lbs. of nut-busting torque. It features a 3-speed power selection switch, includes a 1/2" anvil with a friction ring for quick and easy socket changes. The brushless motor is electronically controlled to optimize battery/energy use for up to 50% longer run time per charge and efficiently uses energy to match torque and RPM to your changing demands. Weighs only 7.9 lbs with battery to reduce fatigue and has a soft-grip handle for comfort. Includes two 18V 5AH Lithium-Ion batteries, a charger and a tool bag.