Makita 18 Volt LXT Lithium-Ion Brushless 1/2 In. High-Torque Cordless Impact Wrench (Tool Only) - Kenyon Noble Lumber & Hardware
Hitachi wr22 for 220-240 volts only
CRAFTSMAN 20-volt Max Variable Speed Brushless 1/2-in Drive Cordless Impact Wrench (Battery Included) in the Impact Wrenches department at Lowes.com
220-240 Volts Impact Wrenchs TW1000 - Makita
Hitachi WR14 220-240 Volt 50 Hz Impact Wrench 14mm (9/16") | 220 Volt Appliances | 2
GardenJoy Cordless Power Impact Wrench - Brushless 1/2 Impact Gun Max Torque 240 Ft-lbs (320N.m) with 3.0Ah Battery, Fast Charger and 4Pcs Sockets - Amazon.com