bucket teeth for JCB (1)suitable for hard earth. (2)Hardness:46-52HRC (3)Impact:17-22J .Key Specifications/Special Features: bucket teeth for JCB Casting processes: sand, investment, steel and precision casting Materials: gray iron, ductile iron, steel, stainless steel, carbon steel, tool steel, structural alloy steel, heat-resisting steel, aluminum alloy and more Special materials are also ...