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from Instructables.com

DIY Arduino Battery Spot Welder

Electronic Electrical,Electronic Kits,Electronic Projects,Electronic Stuff,Arduino Battery,Arduino Profects,Arduino Stuff,Controller Stuff,Controller Projects

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from Instructables.com

How To Make a MINI Spot Welder for Cheap / 12 V

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from Hackaday

A Professional Spot Welder Made out of a Microwave Transformer

Spot welders are one of the very few pieces of metal working equipment that are actually very much cheaper to build yourself than to buy commercially. In fact, between salvaging a transformer out of a...

from WonderHowTo

How to Make a Spot Welder for Cheap!

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A fine-spot welder is one of the few equipment where building yourself is cheaper than buying. Description from avdweb.nl. I searched for this on bing.com/images

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