Carbide Tool Tungsten carbide rods Price for Sale Material grades recommended:8% cobalt,10%cobalt,12%cobalt,15%cobalt OD Range: 0.35-100mm Length Range:700mm Tolerance:h6,H6 Type:Blank rod and grinding rod Chamfer is avaliable Hardness can reach HRA94 Application: Widely used in the production and processing fields: such as micro-drills in PCB industry, electrodes rods in photoelectric communication industry, tungsten steel drills, drill shanks and wear-resistant precision parts in mechanical processing industry, are selected materials for integral NC milling cutters and hole-cutting cutters such as engraving cutters.