3/8 in. Composite Air Impact Wrench, Twin Hammer, 450 ft. lbs.
3/8" Drive Impact Wrench | DEWALT
Great Price on Ingersoll Rand 216B 3/8" Dr Butterfly Impact Wrench at ToolPan.com
Bosch 12-volt Max Variable Speed Brushless 3/8-in square Drive Cordless Impact Wrench (Bare Tool) in the Impact Wrenches department at Lowes.com
BENTISM Air Impact Wrench, 3/8-Inch Drive Air Impact Gun, Up to 690ft-lbs Nut-busting Torque, Lightweight Pneumatic Impact Wrench for Auto Repairs and Maintenance - Walmart.com