Welcome to our store! Features: 1. Helps to remove dead skin and clean nail debris and dirt, making nails clean and tidy. 2. Can effectively grind and polish nails and reshape nail contours. 3. High work efficiency, good performance, suitable for most types of nail drills. 4. Made of high-quality materials, safe and durable, stable and long-lasting. 5. Suitable for processing nails, plastics, metal, stone, tile, ceramics, etc. 6. 7 grinding heads are available, with different functions and long service life, enough to meet your needs. Product Type: Nail Grinding Head Material: Ceramic, Tungsten Steel Quantity: 7 pieces Packing list: 1 set of nail grinding heads (7 pieces) Only the above package content is included, no other products are included. Note! Minor errors are allowed due to manual measurement and display differences. (Customer satisfaction is our primary task. If you find any problems after receiving the product, such as damage or uneven quantity, please contact us immediately and we will do our best to provide you with satisfactory service) I wish you a happy life.