DEWALT DW059HK-2 1/2-Inch 18-Volt Cordless Impact Wrench with Hog Ring Anvil 300 ft-lbs of maximum torque to perform a wide range of heavy-duty fastening applications 1,650 rpm/2,600 ipm for faster application speed Rocker switch design for fast and easy fastening Heavy-duty impacting mechanism directs torque to fastener without kickback Hog Ring Anvil to easily change sockets