Cutting Precision Holes In Light Sheet Metal

Wax your saw blade before cutting sheet metal.

Cutting precision holes in light sheet metal.

Position the pattern on the sheet metal where the hole needs to go and draw a line around it using a permanent marker. Open the snips all the way at the beginning of a cut and seat the sheet metal as deep as possible into the opening this provides you with maximum leverage. The process is accomplished through a shearing force that removes material from the sheet of metal leaving a square rectangle or another desired geometric design. Measure from the edges of the sheet metal to the point at which you wish to place the hole.

It may not be an obvious choice but fitted with the right blade a circular saw is a great metal cutting tool. Thick using a ferrous metal cutting blade. Such as straight cut snips left cut the right cut etc. In response to a question about h.

There are some cuts that you can do with decent tin snips. Some items cut clean and some create rough and sharp insides. Create a paper pattern of the size and shape of hole you wish to cut. In our test it cut through rebar like a hot knife through butter.

They look like scissors and work fine with sheet metals like brass aluminum tin steel etc. Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench. In small holes finger twist larger twist drill over the hole. You can cut mild steel up to about 3 8 in.

Smooth out the hole. For clean precise holes in thin sheet metal make a wood sandwich. Part 2 of 2. In this 2 part video tubalcain shows several different methods of cutting holes in sheet metal.

Hot metal chips will fly everywhere. 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. Knockout punches circle cutters are also pretty famous for creating holes in metal sheets. In larger holes use a deburring tool.

Tin snips or aviation snips are one of the most widely used tools to cut sheet metals. Metal is difficult for saws to cut and rubbing wax along the blade helps prolong its sharpness. Let s discover some awesome saws to cut a round hole in sheet metal. Cut metal with your circular saw.

Your hole burrs depend on your drill or cutter.