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  1. L

    JP spot welder

    Good point. I have since got a bit better at it. Welds are very strong. I did a pull test and it was very hard to pull apart. In fact, when the test nickel tab came off it left itself behind on the battery. None of the test welds when pulled apart actually broke on the weld. Rather, the nickel...
  2. L

    JP spot welder

    I have been getting very good welds with this welding set up using two car batteries in parallel. A 50aH and a 67aH. I got the 50aH for about £10 second hand and the 67aH I bought new from eBay for about £40 including delivery. I can weld 0.2mm nickel easily and could probably weld nickel...
  3. L

    JP spot welder

    Mine arrived this weekend! Very happy :-) Now all I need to do is find a 12V lead acid car battery and start welding !!! top job.
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