PRIMEWELD CT520DP Pilot Arc 50A Plasma Cutter /200A Tig/Stick Welder with Stick Aluminum Feature 110/220VAC (50Hz/60Hz) Pilot arc cutting. 1/2" clean cut 1/4" tig and stick welding 50A plasma cutter, 200A tig welder and 200A stick welder (+aluminum stick welding) Input power frequency: 50Hz / 60Hz Combines plasma cutting, TIG/stick and arc welding functions in 1