... -cadmium, button battery spot welder spot welding machine Multi-pulse precision spot welding machine Lithium-ion,Ni-MH, nickel-cadmium, button ... kinds of metal weldingspot welding machineMulti-pulse precision spot welding machine Feature:1, Performance characteristicsUP-23 is use the precise ... 320mm 2. The distance from the electrode to the welding machine: 110mm 3.Electrode size: 3D*70 4.Workbench size ...