... % virgin raw material ISO9001:2000 Certificate OEM&ODM Service Carbide Carbide Rods for Drill BitsGRADE AND SPECIFICATION OF RODS GRADEISO CODECOBALT CONTENTDENSITYHARDNESSTRS (%)g ... Milling Cutter, T-slot Cutter, Dovetail Cutter, Turning Tool, Countersink, Round Rod, Tool Bit, Carbide Tip, Ejector Pin, Punch, Mold Etc.2 ...