Features： 1、MULTIPLE USAGES: Quickly remove nail glue, mainly used for removing, reshaping, polishing, smoothing, sculpting and grinding gel nails, can meet various needs. 2、DURABLE MATERIAL: These grinding bits are made of diamond, which has high strength, low cutting performance, less dust, and a long service life. 3、EASY OPERATION: The bit can be rotated to the right or left for a glossy cutting, and can be operated left or right without changing other sizes during work. 4、6 SPECIFICATIONS: Each box includes 6 specifications of nail drill bits, which are suitable for most nail machine, suitable for different nail grinding situations. 5、STORAGE BOX: Equipped with plastic protective case to protect and store these nail grinding drill bits, easy to carry and suitable for home or nail salon use. Specification： Item Type: Nail Drill Bits Set Product Material: Diamond Specification: 6pcs / box, 2 boxes in total Package List： 12 x Grinding Bits 2 x Storage Box