Corded drills, screwdrivers -10pcs Tungsten Carbide Rotary File Burr For Deburring Polishing Dia.6mm Highlights brand generique 10pcs Tungsten Carbide Rotary File Burr For Deburring Polishing Dia.6mm 10pcs matching carbide burrs are better for removal of precise metal when shaping, leveling or porting cast iron, steel and other non-metallic materials. These carbide burrs come with approx. 6mm head diameter and 3mm shaft. Description: Suitable for deburring and polishing metallic/non-metallic materials up to hardness HRC70 Shape: Cylindrical, ball, conical, pointed shaft, inverted cone, round shaft, oval, flame, etc. Cutter Head Diameter: Approx. 6mm Stem Diameter: Approx. 3mm Stem Length: Approx. 38mm Material: YG8 steel Use life: About grinding 400 times Package include: 10x rotary burr