RIDGID 18V Brushless 4-Mode 1/2 in. Mid-Torque Impact Wrench Kit with Pin Detent (Tool Only) R86012PDB - The Home Depot
Yougfin Cordless Impact Wrench, 20V Power Brushless Impact Driver,2 Variable Speed Mode, High Torque 320N.M, 4.0Ah Li-ion Battery & Fast Charger, Power Tool for Home & Car (1/2 Inch) - Amazon.com
FADAKWALT 20V Cordless Impact Wrench with a Powerful Motor, 1/2" Square Driver, Adjustable Torque (100-400N.m), 2300 RPM Motor, 3.0Ah Li-ion Battery, Fast Charger, and 4 Pcs Impact Sockets LED Light - Amazon.com
Cordless Impact Wrench 980Nm Torque Brushless Motor 1/2 and 1/4 Inch Quick Chuck 6.0A with Fast Charger Impact Kit