The OEM Automotive Tools 20V MAX Lithium-Ion 1/2" Drive Cordless Impact Wrench, No. 24662, is used for tightening or loosening nuts and bolts, automotive repair, body repair, shop maintenance and other applications. It employs a high-capacity, 2.0Ah lithium-ion slide battery, and features an electric brake that stops rotation of the tool immediately when the trigger is released to give the user more control. It is designed with a maximum torque of 240 ft-lbs (forward), 300 ft-lbs (reverse) and variable speed of 0 to 2,200 rpm and 0 to 2,900 impacts per minute. The 24662 is designed with a heavy duty, cast aluminum gear case and transmission for strength and durability and an ergonomic, rubber mold-over grip for comfort.