Makita DTW1002z 18V LXT Li-Ion Brushless Impact Wrench, Body Only - AOne Tools & Fixings (Brighouse) Ltd.
Makita 40V Max XGT Brushless Cordless 4-Speed High-Torque 3/4 in. Impact Wrench Kit (2.5Ah) with bonus XGT 4.0Ah Battery GWT01D-BL4040 - The Home Depot