Freakin cool

Denis Gionet

Well-Known Member
Apr 17, 2012
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Hearst, Ontario, Canada
Neat, but wtf are they ?

I saw on TV one time, how they "stick" the fittings on camper holding and water tanks.... a bigass drill spins the fitting at high speed against the tank, and it welds itself to the tank from the heat. Same principle as in the video above.