STRONG STABILITY - Made of corundum, with high hardness and the shape reminds well.. HIGH GRINDING rate - Using technology, uniform particles, not easy to sand, less wear and tear.. GOOD TOUGHNESS - With sharp cutting edge of abrasive grain, good angular retention and high durability.. WIDE USING RANGE - Great grinding tool for medium and high tensile strength metal materials.. USE APPLICATION - Suitable for general carbon steel, alloy steel, malleable iron, hard bronze and so on..
