Automatic Double Side CNC Spot Welding Machine Welder Equipment For Battery Pack This machine is used for18650,26650,32650 cylinder battery pack automatic spot welding. Features : 1.Support break point start, support automatic start and manual start mode conversion. 2.It has a false spot welding and out of spot welding alarm function. 3.Programming is simple, and it supports any point programming and array programming. 999 groups can be saved programming files. 4.Welding