CO2/MIG/MAG Welding MachineA. Can substitute this series welder for AC arc welder in the round, Suitable for welding all carbon steel and steel alloy structure. B. No solidified slag. C. Welding speed improve about 100% (compare with Stick welding) D. Energy saving nearly 50% E. Welding material saving F. Strong welding intensity G. Good weld appearance H. Little welding deformation﹡Only NB-200T.200F machine have these functions.