Five In One Nail Polisher Nail Remover Drill Bit $ 9.75 Product information: Model: Mh-Tc-G009 Shape: Cylindrical Grinding Head Material: Tungsten Steel Granularity: 80-240 (Mesh) Outer Diameter: 6.60 (Mm) Shank Diameter: 2.35 (Mm) Length: 13 (Mm) Scope Of Application: Nail Removal, Exfoliation Specifications: Green Ring With Thick Teeth, Blue Ring With Middle Teeth, Red Ring With Fine Teeth, Black Ring With Extra-Coarse Teeth, Purple 2 Times Finer Xxf Yes