The punch is then.
How to best make a 2 hole in sheet metal.
Use your center punch to strike at the center of the hole.
Depending on the tools you have you ll now need to punch or drill a hole where the indentation has been made to produce an accurate hole in your sheet metal.
This will create dimples in the sheet.
Next use a compass to outline the edge of the hole.
Tap your hammer to leave an indentation on the sheet metal.
How to use chisels instead of files to cut a share hole for carriage bolts.
Now it s time to use that center punch.
At first locate the center of the whole.
Place the die over the draw stud before inserting the stud through the pilot hole.
Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench.
For clean precise holes in thin sheet metal make a wood sandwich.
To setup the punch first drill a pilot hole into a piece of sheet metal with a step drill bit.
Blacksmithing for beginners cutting a square hole in sheet metal.