Fill Sheet Metal Holes

The kind of plug to use depends on how the thin metal is being used.

Fill sheet metal holes.

For these types of holes i start by cleaning the area around the hole with an angle grinder and flap disc. Provides a finished look. For clean precise holes in thin sheet metal make a wood sandwich. Did you want to learn how to work around that and deliver a solid re.

The easiest holes to fill are small holes about the diameter of a pen or smaller. Reach underneath the metal if you re able to or push the patch through the hole. Fills small holes cracks and perforations. Smfm series sheet metal plugs are available in sizes to fit 8mm to 22mm diameter holes.

Sheet metal on the body of cars and trucks is pretty thin usually 18 22 gauge. Snap in sheet metal hole plugs provide an attractive finish and a secure fit. Insert the metal patch behind the hole. Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench.

Using lineman s pliers the plug is cut to shape slowly snipping into a circle. Mocap polyethylene plastic flush head sheet metal hole plugs are used to plug holes on appliances automobiles tanks or anywhere a finished look is needed. Easy to use filler can be drilled filed sanded and painted. Small magnets are especially handy in sheet metal rust repair such as holding a small piece of metal inside a hole.

Perhaps a simple rivet or sheet metal screw can be secured in the hole. Works on metal wood and concrete. 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. The patch should completely cover the hole.

Excellent adhesion to galvanized metal. Have you ever welded something so thin and worn out that all you do is blow holes in it. Weld thru coating many welding operation leave a section of the weld hidden. Holes larger than 1 4 need to be filled with metal.

Then spread the patch out so it s flat against the remaining metal. Repairs cracks or porosity leaks in cast metal parts. Forms a long lasting metal tough bond. A small magnet will help keep the filler metal in place while you weld.

For thicker sheet metal an old copper penny might be a quick source of material.