Product description Feature:1. 7PCS: There are 7 pieces nail grinding bits in the package of different shapes, you can use them respectively to meet your different needs.2. ROUGHNESS ADJUSTMENT: The surface roughness of the drill bit changes from top to bottom, which can quickly remove the nail glue for cleaning, shaping, cutting, smoothing and removing to meet your various needs.3. CW CCW ROTATION: The drill bit can be rotated to the right or left to achieve smoothly cutting in clockwise and counterclockwise directions. Both the left and right hands are easy to use.4. WIDE COMPATIBILITY: These grinding bits are suitable for most nail machines, most gel nails and experienced manicurists or beginners.5. IDEAL REPLACEMENT: This professional nail grinding set is an ideal replacement for the old and damaged parts.Specification:Item Type: Nail Drill BitsMaterial: Tungsten Steel, CeramicProduct Specification: 7 Pieces Package List:7 x Nail Drill Bit1 x Storage Box Ingredients default