This impact gun has gone through a couple of YT reviews with complete dismantling and inspection. Apparently it is Snap On quality at 1/4 the price. Going to get one next time I'm in a store. I think the compact size will be nice.
https://www.harborfreight.com/12-in-ultra-compact-xtreme-torque-stubby-air-impact-wrench-63534.html
