SUNEX TOOLS 1 in. Lightweight Super Duty Impact with 6 in. Ext. Anvil SX4360-6 - The Home Depot
3/8" Palm Grip Impact Wrench - SUNEX Tools
Sunex Tools SX231P 1/2-Inch Drive Premium Air Pneumatic Impact Wrench
1/2" Drive Super Duty Mini Impact Wrench - SUNEX Tools
Sunex SXMC12, 1/2" Mini Air Impact Wrench with Grip, Super Duty Compact Design, Lightweight, 500'. Lbs. max Torque, One Hand Operation, Forward/Reverse, 3-Speed Control - Amazon.com