Welding a snake out of tubes.
https://diqn32j8nouaz.cloudfront.net...elding_job.jpg
More: https://imgur.com/a/6jDSY
Previously:
https://www.homemadetools.net/forum/...2791#post97149
https://www.homemadetools.net/forum/...279#post103846
https://www.homemadetools.net/forum/...221#post134789
https://www.homemadetools.net/forum/...2814#post97209
