A. Compatiable With Tig , Plasma , Co2 And Submerged Etcâ¦Welding Machine . B. Suitable For Round Tube , Square Tube Or Flate Sheet Etc..Metal Material . C. Working Piece Length :ã100mm ~ 6000mm . D. Working PieceâS Diameter : Φ100mm ~ Φ6000mm . E. Adopt ide Way For The Slide Beam .Let Torch Move More Accuracy And Set In Position . F. The Back Lining Have Water Cooling System Inside .Easy To Ehaust The Welding Heat And Keep The Well Welding Quality . G. Unit Construction Dsign , High Tension For The Clamping Vise . H. Can Modify The MachinâS Body For Big Diameter Tube . I. Can Option The Hydraulic Type Of Coil Car For Heavy Duty Working Piece