Steel roofing and trim should be cut with nibblers, tin snips or a profile shear. Although
Champion Metal of WA. does not advocate the use of a saw, the reality is many people use a power saw in
some manner. There are two concerns when using a saw. First, be sure that no burrs are left on the ends
of the panel. The rough edges are not protected and will rust. Second, the filings coming off the blade are
hot and will adhere to the surface of the panels and these will rust. Be sure all filings are removed from the