Amazon.com: Ingersoll Rand 2130 1/2" Drive Air Impact Wrench, 550 ft-lbs Max Torque Output, 7000 RPM, Heavy Duty, Lightweight, Use for Changing Tires, Auto Repair, Black : Everything Else
Makita 18V LXT Lithium-Ion Brushless Cordless High Torque 1/2 in. 3-Speed Drive Impact Wrench (Tool-Only) XWT08Z - The Home Depot
DEWALT 20V MAX XR Brushless 1/2 In. High Torque Cordless Impact Wrench Kit with Hog Ring Anvil & 5.0 Ah Battery & Charger - Power Townsend Company
Alloyman 1/2 inch Impact Wrench Cordless, Max Torque 480 Ft-lbs Battery Impact Wrench 20V Brushless Motor 2000 RPM, with 6 Sockets, 3 Extension Bars, 4.0 AH Li-ion Battery and 1 Hour Fast Charge - Amazon.com
DeWALT 1/2 in. Drive High Torque Brushless Impact Wrench, 4 Ah Kit at Tractor Supply Co.
Hyper Tough 20 V Cordless 1/2-inch Impact Wrench with 2.0 Ah Battery and Charger - Walmart.com