If you aren't able to get a copper backer behind your work, don't use one for practice, as it is a completely different animal.
Soon you'll be advising other Bolters on how to weld sheet metal.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.
