... -52HRC 4)Impact force:>=16J High quality model 320 excavator RC bucket teeth (1U3352RC) Advantages : Over 12 years experienceHigh ... T1,T2,T3,T4.Machine type:Excavator, Loader,Bulldozer,etc.For machines: Komatsu, ESCO,JCB,Hyundai,Daewoo,Hitach,etcHeat treatment ... with excellent elongation and tensile strength, so very suitable for many different hard working conditions. Products pictures: Factory pictures: ...