You can use a circular saw to cut tin roofing but it is not the best method for cutting metal sheet.
How to cut corrugated metal roofing with circular saw.
If you did not have experience in working with metal roofing you should stay away from using it.
Sick of paying for expensive and smelly cutting disks.
Circular saws and grinders cut corrugated roofing very fast no matter how thick is the steel.
You could also use a circular saw to cut lots of sheets more quickly and a nibbler to create rounded cuts.
Want to cut iron lengthwise.
Milwaukee 6370 21 13 amp 8 inch metal cutting circular saw this milwaukee circular saw tool is designed especially for metal cutting.
However you need to have plenty of experience with a circular cutting saw before you use it for a project like this.
There are two types.
Brace the corrugated metal with your nondominant hand and start to cut.
Press the base plate of your saw against an edge where you want to start cutting.
Brace the metal by applying pressure with your nondominant hand holding it at least 2 feet 0 61 m away from your saw.
In addition cutting saws require that you use specialty blades that are designed for cutting metal even tin.
Here s a better way.
Use tin snips or shears to cut lengths by hand.
Inexpensive steel tooth blades and carbide tooth blades.
These circular saws are great for cutting through tin or other thin metal roofing materials.