Tig welding can be a better choice in our rust repair endeavors, providing we can get a good fitup. Next step would be to tack from one end of the panel to the other to hold things in check as you make that long weld pass. Here's a video we did last night to show our tacking method.. The electrode was moved side to side over the seam to EXACTLY locate the seam, then raised for the tack.










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