... 8 ≥90.0 ≥2150High wear resistance, used for hard wood, used for processing original wood, aluminum section bar, brass rod and cast ... ≥92.0 ≥1860Higher wear resistance than YG6, used for processing hard wood, original wood, aluminum section bar, brass rod and cast iron ... 89.5 ≥2320High wear and percusstion resistance,used for processing hard wood, soft wood, ferrous and non ferrous section bars. YS2T ...