Jet Tools JAT 902, 3 5 8" Stroke Riveting Hammer 540A Series Carriage the material can just be Type:145cc Lower the material can just be flipped over for a reverse bend instead of having to slide the material all the way into the brake and back out again so it saves time Technical Specifications Wetted Materials: Zinc Plated Max Output Pressure: 80 PSI Air Inlet: 1 4″ NPS Fluid Outlet: 3 8″ NPS Capacity: 2 The JAT 902 long barrel is the longest stroke in our series and is made for jobs that require a heavy hit to get the job done Pistol grip with variable speed trigger for precise impact control on gradual starts and stops