MK Morse CSM72540SC Metal Devil 7-1/4" Steel Cutting Circular Saw Blade Used to cut angle iron, steel plate, channel iron, I-beams, pipe and other ferrous metal shapes and parts. In laboratory tests, the Morse Metal Devil cut through 6" X 1/4" thick steel plate in less than 12 seconds. This Devil is a speed demon! The unique metallurgy of the carbide tips allows minimal heat transferred to the inner plate. Constructed with a hardened steel inner plate that has a unique combination of tungsten carbide and titanium carbide tips brazed to the teeth resulting in a blade offering exceptional wear resistance