Diy Spot Welder Microwave Transformer
Diy Spot Welder Microwave Transformer. Diy 18650 battery spot welder! Microwave oven transformer spot welder partner:

Building a spot welding machine from a microwave oven transformer: I also have a professional spot welder, model sunkko 737g which is around $100 but i can happily say that my diy spot welder o… I built my spot welder by taking the transformer from an old universal power supply (ups).