Working from the front side and using the kit applicator a putty knife or even a stiff piece of.
Patching a sheet metal hole.
Using lineman s pliers the plug is cut to shape slowly snipping into a circle.
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The complexity of welding increases as the thickness of the material decreases.
Press them flat against the surface of the metal then secure the edges with masking tape.
Use coarse sandpaper to remove paint rust oil and dirt from the surrounding metal in a minimum.
Use rough about 40 grit.
How to repair sheet metal 1.
A filler for the holes is needed i used some soft copper from a pipe hanging fixture hammered flat it was a perfect thickness for this application.
Easy to do and really strong.
Measure the repair area and cut a patch.
Measure a piece of sheet metal for the repair with a measuring tape.
Place the repair sheet metal.
The sheet metal patch should overlap onto the metal panel at least 2 inches past the edges of the damaged area.
I used a piece of pvc pipe a vice mount miniature metal break and body hammer kit.
For thicker sheet metal an old copper penny might be a quick source of material.
The most permanent repair to a hole in sheet metal is to weld the hole shut.
The welding process actually adds new steel to the thin steel and can result in a repaired spot that is stronger than the original metal.
Mark the dimensions and shape using a metal.
Cut the sheet metal along the scribed lines using metal shears or a handheld rotary cutting tool equipped with a.
I then used the templates to trace out the patch panels on some sheet metal.
Leave the rusted area exposed.
Cut some sheets of masking paper to size with a sharp pair of scissors.
Cut the chosen sheet metal to a size that matches the area to be patched.