Integrated Spot Welder Kit, Black Hand‑held DIY Adjustable Spot Welding Pen, Mini Welder Automatic Trigger for 18650 Battery Dc 4-12v

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  • Thicken Copper Bar 18650 battery spot welder pen, and the heat dissipation is fast. suitable for long term work, improve work efficiency, made of thick brass bar.
  • Industrial Spot Welding It is suitable for assembling battery packs. All the brass bars are cleaned and protected by strong acid to ensure the brightness of the brass bars.
  • With Premium Pins A pair of Japanese concentric ball head pins are provided as standard, and the use effect is good.

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