CT520D 50A Plasma Cutter /200 A Tig/ 200 A Stick Welder Combo Unit Lotos CT520D 3 in 1 combo unit Stick welding aluminum Cutting Torch, Tig Torch, Arc Handler, Air & Argon Regulator 1 year manufacturer warranty plasma cutting, tig welding and stick welding 3 in 1 for 110v and 220v