Feature:1. Nail art polishing head set, designed for nail drill machine, meet your needs.2. High quality silicone and alloy material, can be used for nail polishing, trimming, not hurt the nail.3. Effective removal of dead skin and calluses, practical, installed on the nail drill machine, durable.4. Suitable for manicure and pedicure, can be used for natural nails or artificial nails.5. There are 4 different types available, you can choose by your needs.Specification:Condition: 100% Brand NewItem Type: Nail Drill BitMaterial: Alloy, Silicone Optional Type: 07, 08, 09, 10 Functions: Nail polishing, trimming, effective removal of dead skin and callusesSuitable: for Home, nail salon, etc. Quantity: 6pcs Package List:6 x Nail Drill Bit