... :520J 3Diamond thickness is increased to 2.0 PDC cutters/diamond compact/PDC1PDC for geology exploring and ... centigrade degrees while previous S-RTC is 700. PCD is among the hardest of all tool materials ... -resistantPDC for oil well drilling bits Available size:1308,1310,1313,1608,1610,1613,1908,1910,1913 ... exploring and mining field bits 1004,1204,1304,1308,1504,1508,1604,1608,1908The advantages of the ...