Diablo's range of Amped Steel Demon ever industrial grade coating, Black Industrial Cooling Element (I.C.E.). Black I.C.E. coating protects the cutting edge against wear to maintain tooth sharpness and durability. High performance TiCo Hi-Density carbide and 12-teeth per in. The combination of Black I.C.E. and Diablo's TiCo carbide blend delivers ultimate life and an impressive up to two-times increased performance over standard carbide reciprocating saw blades.