DEWALT 20-Volt MAX Li-Ion Cordless 1/2 in. High Torque Impact Wrench with Detent Pin (Tool-Only) w/ 20-V Recip Saw (Tool-Only) DCF889BW380 - The Home Depot
DeWALT High Torque 1/2 in. Brushless Impact Wrench, 4Ah Kit, DCF899M1 at Tractor Supply Co.
DeWalt DCF894N-XJ 18V XR 1/2" Compact High Torque Impact Wrench Featuring Precision Wrench™, Body Only version - No Batteries or Charger Supplied. DCF894N-XJ | Cromwell Tools
20V MAX* XR® High Torque 1/2 in. Impact Wrench w. Detent Pin Anvil Kit (5.0Ah) - DCF899P2 | DEWALT