MK Morse CSM1480AC Metal Devil 14-Inch Aluminum Cutting Circular Saw Blade Used to cut all 3/8-Inch or thinner aluminum parts including extrusions, plate, angle and grating In laboratory tests, the morse metal devil cut through 6-Inch by 1/4-Inch 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