Ingersoll Rand W7172-K22 3/4" Impact Wrench and 2 Battery Kit, 4 Power Modes, Brushless Motor, 1500 ft-lbs Nut Busting Torque, 1000 ft-lbs Max Torque, LED Light Ring, Gray - Amazon.com
Drillpro High Torque 2000N.m Brushless Electric Impact Wrench 3/4 inch Socket Wrench Cordless Driver Tool for Makita 18V Battery
Metabo HPT MultiVolt 36-volt Variable Speed Brushless 3/4-in square Drive Hybrid Cordless and Corded Impact Wrench (Bare Tool) in the Impact Wrenches department at Lowes.com