The application scope of PCB tools use tungsten carbide rods is widespread, applicable to manufactured for cemented carbide drill bits, micro-diameter drill bits of PCB industry, electrode rods of photoelectric communication industry, cemented carbide drill of mechanical processing industry, drill shank, carbide-tipped center, push rod, wear-resisting precision parts, solid CNC milling cutter and the preferred material of cutting tool machined that with hole, etc.