The AIRCAT.401 Shank Super Duty Air Hammer, No. 5250-A-T, offers solid steel housing and barrel design for added durability. It features a 3" long piston stroke, 3/4" diameter steel piston, 2,500 bpm, and a contoured cushion grip. Multiple front exhaust ports direct exhaust and debris away from the user. The four-position air regulator and variable speed trigger provide ideal user control. Tool measures 9.25" in length, weighs 5.5 lbs., and includes a heavy-duty quick-change safety retainer.