... loss and low no-load currentIts exterior use machine-case structure. To transfer pressure, it uses ... of lever treadle type. It`s easy to adjust, operate, and maintainWelder`s main return circuit is made ... of thyristor contactless switch circuit, so can turn off quickly, reliably. The welding ... ,Water Cooling Weight(KG)94 Dimension L×W×H(mm) 800×340×1100 spot welding machine