How To Cut Sheet Metal Smoothly

Jigsaws and metal cutting band saws are more work but can make most cuts in light to medium sheet metal.

How to cut sheet metal smoothly. In our test it cut through rebar like a hot knife through butter. Install one of the cutoff cutters. At the beginning of each cut it is important to open the tool completely and seat the edge of the sheet metal as deep as possible in the jaws. Place the dremel cutter on the cutting line perpendicularly to the sheet metal.

Cut small holes up to about 2 inches in diameter with a hole saw and a portable drill. Loosen up the drill head with the provided wrench. A soft wood backer will allow for the chisel to pass through more easily by providing support for the metal. Mark the cut line with adhesive tape and draw your cut lines.

Wax your saw blade before cutting sheet metal. Pound on the back of the screwdriver with a hammer to puncture the metal and create an opening for the tin snips. Work the jaw of your snips into the gash to begin the cutout. How to cut sheet metal method 1 of 4.

Using tin snips for thin sheets. A handheld cutting tool fitted with a metal cut off wheel will easily cut through sheet. Making a circular cutout in a duct is simple using the techniques shown in photos 5 and 6. Slitting usually produces a burr.

Cutting straight lines with an electric saw. Choose between red blue or yellow snips based on the cut direction. The circular sheet metal cutters can be driven or the work may be pulled through idle cutters. You can cut mild steel up to about 3 8 in.

Slitting is a shearing process in which the sheet metal is cut by two opposing circular blades like a can opener. Thick using a ferrous metal cutting blade. It may not be an obvious choice but fitted with the right blade a circular saw is a great metal cutting tool. Place the chisel edge or screwdriver tip inside the marked cutout and tap it with a hammer to pierce the metal and make a short gash.

Punch a starter hole for a circular cutout with a straight blade screwdriver. Hot metal chips will fly everywhere. Simply line up your chisel along the line you are going to cut and strike the back of it with a hammer. Cut metal with your circular saw.

Align the tool s blade with your pattern line the. If you ve hit it hard enough the chisel will cut the sheet metal if it s thin enough. Making detailed cuts with.