Diy Spot Welder Pen. Let me know if you need a more detailed wiring diagram. Portable diy mini spot welder machine 18650 battery various welding power supply.
Portable mini diy spot welder machine welding power + pen kit for 18650 battery. Lsuc 3000f farad capacitor special spot welder with lsuc 3000f farad capacitorx2. The ease with which it can be operated makes it an easy tool for beginners to learn the trade.
Nowadays, lithium batteries are widely using in the electronic products, rechargeable batteries, electric vehicles, balance vehicles, aircraft models, ship models, electronic tools and so on.
3 mm copper rods (for welding pen) red and black 8 gauge primary wire; (free) makes perfect, strong welds for under $45 and it's fun to use. Handheld spot welding machine pen 18650 battery spot welder pen diy welding. It is not just for the beginner welder, though.