90° Metal Carbide Rotary File Milling Cutter Burr Grinding Shank Drill Bit Tool

  
90° Metal Carbide Rotary File Milling Cutter Burr Grinding Shank Drill Bit Tool. Model: 90° Metal Carbide Rotary File Milling Cutter Burr Grinding Shank Drill Bit Tool. Surface treatment: Please see the picture for specific details. Size: Such as:846(8=Blade diameter, 4=Blade length, 6=Shank diameter). Preferred tungsten steel base material: The cutter head is made of cemented carbide material, which has high hardness, good wear resistance/toughness, heat resistance and corrosion resistance. Single slot is flexible to use: single slot is suitable for harder materials such as metal. It is widely used in mechanical polishing, polishing, chamfering and craft carving.