How To Make Hole In Sheet Metal With Step Drill
The first drawback is that this useable in only thin metal sheets.
How to make hole in sheet metal with step drill. For clean precise holes in thin sheet metal make a wood sandwich. Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench. But this drill has some drawbacks. The wooden bread layers of the sandwich keep the sheet metal flat and prevent the drill bit from wandering as it bores through the sheet metal.
Use a sacrificial board a sacrificial board is a flat piece of scrap wood that you place under or on top or both of something you re drilling. This is better than using twist drills. Using step drill bit. A very simple technique to drill large holes in sheet metal has been presented.
Some step drill bits need pilot holes. There are several special techniques that will help you make clean accurate holes in metal without excessive wear on your drill bit. Place the die over the draw stud before inserting the stud through the pilot hole. Step drill bits can drill holes of several sizes in one operation.
How to drill metal. You drill through it or into it when making the hole that s the sacrifice. You can easily create large holes in thin sheets by using this drill. You set the drill bit in place push the button and press the bit into the material you re drilling.
In essence drilling metal is no different than drilling wood. But there are two main differences. It consists in simply putting a cloth between the drill bit and the piece to drill.