How To Drill Hole In A Thick Metal Sheet

The center is about half way through the 050 thickness with the point already through the material.

How to drill hole in a thick metal sheet. How to drill a hole in sheet metal in the next post there is a simple piece of 090 thick bent aluminum each side is about 5 5. It will help keep the bit on track until it starts to cut the hole. What is the best way to drill a 5 hole in this aluminum to allow a 5 cylinder to be inserted so that it passes half way through the bent aluminum. At the left is the hole just started and starting to drill some of the diameter.

Since this is a small hole a normal drill bit will work well in the sheet metal without extra precautions. In general it s a good idea to drill through metal using as slow a speed as possible using a drill bit for metal. The right shows the finished hole. All you need is a small dimple that the tip of the drill bit can rest in.

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. To making holes in sheet metal old hinist trick drill a big hole in sheet tool nibbler thin steel hole saw to making holes in sheet metal b f 11pcs hole saw cutting set kit 19 to making holes in sheet metal how work with12 for drilling holes in metal the family handymanto making holes. With a small twist bit 1 16 in. At the lower right is the slug that is produced as the drill passes through the back side of the.

Place the die over the draw stud before inserting the stud through the pilot hole. To setup the punch first drill a pilot hole into a piece of sheet metal with a step drill bit. To 3 16 in you can drill through most metals at 3 000 rpm. To prevent this make a small depression in the metal at your drilling mark using a pointed punch center punch and a hammer.

The punch is then. The pilot hole will help you positioning the drill bit and than just drill.