... 4.Alloy Steel Bucket Teeth Advantages: 1. over 10 years experiences in this field .2.High quality control,Competitive price, ... , Komatsu series , H&L series ,Kobelco series and JCB series . Each product all manufacture through investment casting . The ... Brands:Caterpillar, Komatsu, ESCO,JCB,Hyundai,Daewoo,Hitach,etcHeat treatment:Quenching and tempering treatment Hardness:Teeth : HRC48-52 ,Impact ...