... , Sumitomo,Daewoo, Hyundai ect. We are the casting manufacture of bucket teeth , Adapters , Side cutters for JCB, Caterpillar, Komatsu, Hitachi ... .For Komatsu, we have teeth and adapters for PC60,PC70,PC100,PC120,PC200,PC300,PC400,PC500,PC650,PC1250Material ... Alloy SteelHardness:46-52HRCImpact Value :16-20JKomatsu PC200 205-939-1720PC200 series teeth , adapters , side cutters205-70-19570PC120-PC210Tip ...