... , used for hard wood, used for processing original wood, aluminum section bar, brass rod and cast iron. YG6A K10 14.9 ≥92 ... than YG6, used for processing hard wood, original wood, aluminum section bar, brass rod and cast iron. YG8 K20-30 14.8 ... ,used for processing hardwood, soft wood, ferrous and non ferrous section bars. YS2T M10 14.8 ≥92.0 ≥2350Fine grain alloy ...