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.
Best way to cut sheet metal straight without power tools.
In our test it cut through rebar like a hot knife through butter.
Thick using a ferrous metal cutting blade.
Cut a round duct from the right hand side with green handled compound snips.
You can cut mild steel up to about 3 8 in.
The best tool to cut sheet metal is an electric nibbler tool it cuts corrugated iron sheet metal and even metal car panels easily.
Cut metal with your circular saw.
The following are some of the ways you can cut metal without power tools.
If you are committed to learning how to cut sheet metal by hand the cheapest solution by far would be using an aviation snip set.
They are essentially metal cutting scissors that are stronger and more durable than standard scissors.
It may not be an obvious choice but fitted with the right blade a circular saw is a great metal cutting tool.
Note that hand tools are not ideal if you want to cut the metal into small pieces because it can cause the metal to break.
Also referred to as aviator snips these scissor like hand tools cut sheet metal materials up to 18 gauge in thickness accurately without leaving a ragged bent edge as the finished product.
A tool like a nibbler is fast and easy to maneuver around to cut circles corners and angles in sheet metal work with out jamming like electric shears or tin snips would.
Hot metal chips will fly everywhere.
A handheld cutting tool fitted with a metal cut off wheel will easily cut through sheet.
Use this technique if you re right handed or in tight quarters.
The method you choose to cut sheet metal depends on the thickness of the metal and the type of cut you plan to make.
Keep the top blade aligned parallel to the cutting line to cut a straight line around the duct.
Jigsaws and metal cutting band saws are more work but can make most cuts in light to medium sheet metal.
Use chisel to cut metal.
While cutting sheets with a nibbler you may get precise control over the operation.
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.
To cut straight lines use an electric saw.
