Simply line up your chisel along the line you are going to cut and strike the back of it with a hammer.
How to cut 1mm sheet metal.
Apart from hand nibbler there are electric nibbler drill powered nibbler and pneumatic nibblers and so on.
Hot metal chips will fly.
A soft wood backer will allow for the chisel to pass through more easily by providing support for the metal.
The tool i would use is metal cutting scissors or snips it s remarkably easy to get a straight cut with these after a little practice.
I would first make a cut far from the line somewhere in the area you re going to discard to get a feeling for a particular tool cutting steel of a particular thickness.
Start by taping both sides of the sheet metal directly over the line you want to cut and clamp the metal to a work station so it doesn t move.
If you ve hit it hard enough the chisel will cut the sheet metal if it s thin enough.
Situate the metal under the blade and line the blade up with the cut line.
Today i ll go over three different tools you can use to cut sheet metal and plate.
Thick using a ferrous metal cutting blade.
To cut straight lines use an electric saw.
To use these tools you just need to mark the line where you want to make your cut on the sheet metal.
Pull the handle down slowly with your hand and slice through the metal.
Keep the metal under the blade and line up the blade with the cut line.
Then pull the handle down with your hands to cut through the metal.
To operate mark the cut line on the piece of sheet metal.
Then cut a gradual curve until you reach the curved line.
In our test it cut through rebar like a hot knife through butter.
It may not be an obvious choice but fitted with the right blade a circular saw is a great metal cutting tool.
Using turning to cut metal.
The way of cutting sheets with nibbler is to cut punches out of a tiny metal sheet and repeat the process until you get your desired dimension.
Then grip the saw with both hands and push the blade through the metal to cut it.
A lever fitted with a blade is pulled down over the place you want to cut.
Start the curved cut by nibbling at the gash left by the screwdriver with the tip of offset compound snips until you can slip the lower blade under the metal.
Guide the top blade of your snips along the line to complete the cutout.