Four sides of each nail file is very easy to make your nails shiny! A handy small nail tool to polish and mold uneven nail surfaces before UV gel and acrylic applications. It can also be used before nail polish or nail treatment. Suitable for general purpose manicure. Suitable for professional use or home use. Weight:10g Size:9*3cm Quantity:1pcs Specifications: Level 1: Rough, very rough sand surface For wenwan, be cautious. Its main function is to change the shape, such as the walnut tip. Level 2: Fine, delicate sand surface Mainly used for polishing before polishing. Can be used for woody metal materials such as cucurbits, walnuts, diamonds, olives, etc. or Tibetan silver, 925 silver, etc. Level 3: Polished, used for polishing after polishing or directly polishing. Remember to and polish. When polishing, the action frequency is fast.   Package Included: 1 x Polishing Block   Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.