100% original materail. longer life circle. Good price and serivce. Various designs and models are available. Fast delivery. Long life,Good Wear ... ,bars,balls,burrs,PCD blades,PCBN blades,ceramic inserts,and customized products etc.In the meantime,please be informed ... and our annual output around 500 tonsThe carbide powders are WC,Tic,Cr3C2,VC,TaC,NbC,BC4,etc. High quality tungsten carbide strip