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Homemade Spot Welder

Grant Thompson on
Homemade 800-ampere spot welder constructed from microwave oven components, including: transformer, contact switch, power cord, and door handle. An electrical switch, a length of 4-gauge copper wire, screws, and pine were obtained commercially.
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Sep 20, 2013 9:29 PM
WOW!  How creative are these guys?  This is so clever!
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DIY Spot Welder - comment on how to build a Spot Welder - 1 comments
daveward says:
Sep 20, 2013 9:29 PM
WOW!  How creative are these guys?  This is so clever!

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