25 Jul KLOT HRC60 TiCN Coated Solid Carbide Drill Bit 1.0mm-4.0mm 2-Flute CNC Tungsten
Processing Hardness: HRC60. Standard round and straight shank design, strong compatibility, tight bite, high bearing capacity, and not easy to break. For example, handheld devices. The overall material is made of tungsten steel, which has very high seismic resistance and wear resistance....