... bucket teeth , cutting edge, end bit for CATERPILLAR, KOMATSU,SUMITOMO,JCB,HITACHI,KOBELCO,JONH DEERE,DAEWOO and so on . We established ... .Machine type:Excavator, Loader,Bulldozer,etc.Brands:Caterpillar, Komatsu, ESCO,JCB,Hyundai,Daewoo,Hitach,etcHeat treatment:Quenching and tempering treatment Hardness ...