How To Drill Hole In A Metal Sheet

At the left is the hole just started and starting to drill some of the diameter.

How to drill hole in a metal sheet. The right shows the finished hole. Since this is a small hole a normal drill bit will work well in the sheet metal without extra precautions. You ll need to start by securing your metal sheet in place before. How to drill a hole in metal with a rotary drill kit this process is just like piercing a hole in metal.

The pilot hole will help you positioning the drill bit and than just drill as usual. The cloth prevents the drill bit to dig into the metal without the need of changing the rake angle. For clean precise holes in thin sheet metal make a wood sandwich. Sheet metal drills a pdf test drill a hole.

Never ever hold a sheet metal workpiece in your hands when drilling and always. Your first step should always be to locate the centers of all the holes you will need to. You could also make a small dent using a hammer and. At the lower right.

The center is about half way through the 050 thickness with the point already through the material. Always use a clamp or three. Using a black marker pen mark where you want to start drilling. How to work with sheet metal step 1.

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. Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench. Now drill the final hole at the desired diameter with the corresponding twisted drill bit but put a cloth between the bit and the metal.