The ATOMIC™ 20 V max 1/2 in cordless impact Wrench with Detent Pin Anvil was designed to easily handle a wide variety of construction and assembly applications. Take advantage of up to 300 ft-lb of max fastening torque and 450 ft-lb of max breakaway torque in a compact design that you can quickly maneuver from spot to spot. This power tool allows the user to choose between 4-speeds while the Precision Wrench™ control feature and Timber Screw mode enhance its versatility, performance and operability. Illuminate dimly lit work areas with this cordless impact Wrench's on-board LED work light and continue working even in dark spaces.