Bosch 18-volt Variable Speed 1/2-in square Drive Cordless Impact Wrench (2-Batteries) in the Impact Wrenches department at Lowes.com
Bosch IDH182-02 Cordless Impact Driver - 18-Volt Lithium Ion Brushless Tool Kit with (2) 2.0Ah Lithium Ion Batteries, Charger and Carrying Case (Renewed) - - Amazon.com
Bosch GDX 18V-200C Professional Cordless Impact Driver Wrench - Body Only | eBay
Amazon.com: Bosch PROFACTOR GDS18V-770N 18V Cordless 3/4 In. Impact Wrench with Friction Ring and Thru-Hole, Battery Not Included , Blue : Everything Else