Cut 4 Inch Hole In Sheet Metal

Bi metal hole saw 49 56 9647 steel hole saw cut holes from the home depot.

Cut 4 inch hole in sheet metal.

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. For large holes a hole saw gets the job done cleanly and quickly. Now it s time to use that center punch. Place the tips of.

Since this is a small hole a normal drill bit will work well in the sheet metal without extra precautions. Metal cutting hole saws are typically available in 3 4 inch to 6 inches in size and. Position the pattern on the sheet metal where the hole needs to go and draw a line around it using a permanent marker. Step 1 create a paper pattern of the size and shape of hole you wish to cut.

In contrast to how twist and step drill bits operate hole saws work by cutting out the edges of an opening. Bi metal hole saw to cut holes in a variety of materials. The pilot hole will help you positioning the drill bit and than just drill. Use the milwaukee 4 in.

Put your ink to the use and mark the hole center. Then create a pilot hole within the penciled circle using a power drill fitted with a 1 2 inch or greater metal cutting bit in order to accommodate the jaws of the tin snips. Use your center punch to strike at the center of the hole. Milwaukee ice hardened products utilize a proprietary cryogenic hardening process that improves upon traditional heat treat processes.

In response to a question about h. Find the milwaukee 4 1 4 in. Like twist bits hole saws chuck right into your drill and will cut through thin gauge sheet metals like aluminum and steel. Measure from the edges of the sheet metal to the point at which you wish to place the hole.

Next use a compass to outline the edge of the hole. Use a scrap of plywood as a backer for the hole saw s pilot bit and to protect your work surface.