... &ODM Service Carbide Carbide Rods for Drill BitsGRADE AND SPECIFICATION OF RODS GRADEISO CODECOBALT CONTENTDENSITYHARDNESSTRS (%)g/cm ... Center Drill, Spotting Drill, Saw Blade, Reamer, Side & Face Milling Cutter, T-slot Cutter, Dovetail Cutter, Turning Tool, Countersink, Round Rod, Tool Bit ... ).4) Longer tool life, super high wear resistant and impact-resistant application.5) Work piece material: cast ...