... and high-power composing technologyHigh performance weldingPre-adjust the welding voltage/current and with digital display functionLight and versatile: ... submerged arc, DC MMA, air carbon arc GougingHigh efficiency of machine' outputProtect function: A.B. phase, over hot, warming1) ... 7) Welding wire dia: 2.0/3.0/4.0/5.08) Dimensions(mm): 590x490x12509) Weight(kg): 120kg SUBMERGED ARC WELDING MACHINE