MK Morse CSM82550SC Metal Devil 8-1/4-Inch 50 Tooth Steel Cutting Saw Blade with 5/8-Inch Arbor Cut through solid steel late in less than 12 seconds 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 titamium carbide tips brazed to the teeth.