Chicago Electric 1/2 in. Heavy Duty Electric Impact Wrench 7 Amp Corded c-x | eBay
Harbor Freight 1/2" Electric Impact Wrench - Chicago Electric - Test & Review -Jonny DIY - YouTube
Neiko 10878A 1/2-Inch-Drive High-Torque Cordless Electric Impact-Wrenc – NEIKO®
1 inch electric impact wrench 120V (P802013A) - CENTRE OUTILS PLUS
20V 370 Ft-lbs Brushless Impact Wrench Kit, 1/2 Inch Cordless Electric Impact Gun, High Torque 3,400 IPM Impact Driver with 6 Pcs Drive Impact Sockets, 2.0Ah Battery, Fast Charger, and Tools Bag - Walmart.com