Oilfield and water well drilling PDC cutter 1304,1306,1308,1313,1608,1613,1919 More hardness,best impact resistance PDC cutter PDC cutters ... , which ensure the combination is more firm and the cutter has higher impact resistance.Microstructure with complete C-C bond ... the pressure and temperature become more balance, which ensure the cutter has more stable performance.Adopted a new type of carbide ...