1.Diamond PDC cutter,standard size:1304,1306,1308,1613,1616,1913,1916,1919 2.Higher abrasion resistance,higher impact resistanc Polycrystalline Diamond Compact (PDC) Cutter for Drilling in Petroleum and Mining IndustriesComponents:Micron sized particles of synthetic diamond, sintered and integrally bonded to a cemented tungsten carbide substrate using a high-temperature/high-pressure process. ...