Drilling numerous holes in and all around a dent slide hammering the riddled metal out plastering.
Fil dents in sheet metal.
Insert a sheet metal screw select a sheet metal screw slightly wider than the hole you ve drilled.
Some old school traditionalists still prefer metal solder based body fillers and that is why eastwood sells lead free body solder.
Chilling the metal such as with freon or dry ice does the opposite of exciting the molecules of the metal.
If you sand away too much primer and you can see metal again you ll have to reprime and resand.
Again the exact size doesn t matter as long as the washer won t.
For a heavy duty fix use a two part auto body filler.
Typically the method used by these roving bodywork specialists involves four basic procedures.
It s available at home centers and hardware stores.
Superfil is an ideal filler material because it does not shrink with time.
Fill a spray bottle with clean water and spray the repair area and the sandpaper.
Even up into the early 80s the factories still used lead solder on bodies like this 1978 chevy camaro z28.
Bondo filler tends to shrink after being applied.
Sand the primer using a straight back and forth motion.
It causes them to slow down and pack closer together making the metal contract.
Apply the superfil with a squeegee let it dry overnight sand it smooth and touch up the area with paint.
The easiest way to fill in the dents is with a premixed patching or glazing compound designed for steel doors.
However low cost stainless steel protection film provides a great return on investment as it eliminates scrapes or scratches to the steel surface itself.
Dents in sheet metal are the result of the metal being stretched by something impacting with it.
When you begin to see the old paint show through the primer you ve gone far enough.
Up until the 1950s the standard way to smooth panels after dent repair was with lead body solder.
The surface can be marred at any step along the way and the cost of fixing or replacing the product can put a big dent in your profit margin.