If you're TIG welding old quarter panels or door skins you know that thin metal doesn't like the heat. So, how can you eliminate warping and keep your panels nice and flat? Bodie Stroud, owner of BS Industries, uses the Dynasty® 210 and takes his time with the seams so that when he's done you don't even notice that two pieces were joined together. Stroud's Sheet Metal Tips: - Lay a bead, let it cool, hammer out, lightly sand - Don't grind your welds! To save the material, use a file or sandpaper