Cutting Precision Holes In Light Sheet Metal

Such as straight cut snips left cut the right cut etc.

Cutting precision holes in light sheet metal. Measure from the edges of the sheet metal to the point at which you wish to place the hole. 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. Wax your saw blade before cutting sheet metal. Apply a thin layer of paraffin or saw wax to the blade just enough to cover the surface before making any cuts in the metal.

Part 2 of 2. You can cut mild steel up to about 3 8 in. Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench. Hot metal chips will fly everywhere.

There are some cuts that you can do with decent tin snips. Cut metal with your circular saw. Smooth out the hole. For cutting out holes in sheet metal it s going to be necessary that you begin with a starter hole this can be formed by using the hammer and chisel method to punch through the metal.

Knockout punches circle cutters are also pretty famous for creating holes in metal sheets. In this 2 part video tubalcain shows several different methods of cutting holes in sheet metal. In larger holes use a deburring tool. 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.

Some items cut clean and some create rough and sharp insides. In small holes finger twist larger twist drill over the hole. Create a paper pattern of the size and shape of hole you wish to cut. Your hole burrs depend on your drill or cutter.

Let s discover some awesome saws to cut a round hole in sheet metal. 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. For clean precise holes in thin sheet metal make a wood sandwich. It may not be an obvious choice but fitted with the right blade a circular saw is a great metal cutting tool.

They look like scissors and work fine with sheet metals like brass aluminum tin steel etc. In response to a question about h. In our test it cut through rebar like a hot knife through butter. Thick using a ferrous metal cutting blade.

Metal is difficult for saws to cut and rubbing wax along the blade helps prolong its sharpness.