... in casting parts,like bucket teeth , cutting edge, end bit for CATERPILLAR, KOMATSU,SUMITOMO,JCB,HITACHI,KOBELCO,JONH DEERE,DAEWOO ... also have models of the different type of bucket teeth or open models which according to your drawings.Komatsu ... etc.Brands:Caterpillar, Komatsu, ESCO,JCB,Hyundai,Daewoo,Hitach,etcHeat treatment:Quenching and tempering treatment Hardness:Teeth : HRC48-52 ,Impact value ...