DEWALT 20-volt Max Variable Speed 1/2-in Drive Cordless Impact Wrench (Tool Only) in the Impact Wrenches department at Lowes.com
1/2" (13mm) Impact Wrench Kit - DW292K | DEWALT
DEWALT 20-Volt MAX XR Cordless Brushless 1/2 in. Mid-Range Impact Wrench with Detent Pin Anvil & (1) 20-Volt 5.0Ah Battery-DCF894BW205 - The Home Depot