Hilti 2014798 40T SC-C MU 6 1/2-Inch x 5/8-Inch Metal Blade Cutting with Hilti SC-C M blades is much faster than traditional methods Hilti SC-C M blades feature a hardened steel disc and carbide tips with a unique shape for exceptional wear resistance Hilti saws and saw blades are developed as a system - metal cutting at it's best! The unique composition of the carbide tips keeps heat transfer to the blade disc to a minimum Steel blade: Cold cutting in ferrous metal and structural panels (channel iron, pipe, angle iron, steel plate, threaded rod, rebar, sandwich panel)