... , such as cold forging die cores, brazed tips, disc cutters, plates and boards, saw tips, round rods, rock drilling bits and buttons ... for hard wood, used for processing original wood, aluminum section bar, brass rod and cast iron. YM6A14.9186092.0Has wear resistance ... YG6, used for processing hard wood, original wood, aluminum section bar, brass rod and cast iron. YM814.7232089.5Wear and percussion ...