... , alloy. Used in drill bit, tip and inserts for cutter tungsten carbide insert :Material: virgin and green, all kinds of cemented carbide ... for drill bits, tips, inserts, slurr for all kinds of cutting tools in CNC, machines, mine, oil, transportation, medicine, space etc ... .688.51710 Remark:1. 1N/mm²=145.038PSI cemented carbide cutting tool inserts