Steel-cutting 7 1/4in. dia., 40 tooth circular saw blade for cutting angle iron, steel plate, channel iron, I-beams, pipe and other ferrous metal shapes and parts up to 1/4in. Max. RPM 5800. Arbor 5/8 in. Blade Use: Steel cutting, Blade Diameter (in.): 7 1/4, Arbor Size (in.): 5/8 (16 mm), Arbor Knockout: Yes, Teeth (qty.): 40, Ti...