... 1. over 10 years experiences in this field .2.High quality control,Competitive price, Quickly delivery3.Small quantity acceptable4.Sample ... Loader,Bulldozer,etc.Brands:Caterpillar, Komatsu, ESCO,JCB,Hyundai,Daewoo,Hitach,etcHeat treatment:Quenching and tempering treatment Hardness:Teeth ... -9038, 2713-9050(18SA), 2713-9042, 3T1220, R etc Hyundai: E161-3027, E262-3046, 61E7-0101, E161-3017, E262 ...