FNIRSI SWM-20 Portable Spot Welding Machine DIY 18650 Battery Spot Welder Type-C

(If it is too large, it can be directly welded through, but if it is too small, it cannot be welded firmly.). One machine for multiple uses, covering all scenarios: not only can it weld lithium battery nickel sheets, but it can also be used for hardware spot welding, jewelry repair, model making, a versatile tool for DIY enthusiasts and repair technicians.

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