1. Usage: Nail art bits with roughness surfaces to meet your needs, quickly remove nail glue for cleansing, shaping, cutting, and smoothing. 2. Multifunction: Nail grinding head used to remove nail polish and dead skin, with less dust, suitable for manicure, nail removal, nail polishing. 3. Wide Application: Nail art drill bits can be used for most gel nails and polish, which is suitable for experienced manicurists or nail beginners. 4. Tungsten Steel: Nail drill bits made of tungsten steel material, with high strength and durability, provide low cutting performance, and less dust. 5. Universal: With 2pcs nail drill bits, fit most nail grinding machines, which is easy to install, and can be used for a long time without broken. Specification: Item Type: Nail Drill Bits Material: Tungsten Steel Package List: 2 xNail Drill Bits 2 x Storage BoxUsage: Nail art bits with roughness surfaces to meet your needs, quickly remove nail glue for cleansing, shaping, cutting, and smoothing. Multifunction: Nail grinding head used to remove nail polish and dead skin, with less dust, suitable for manicure, nail removal, nail polishing. Wide Application: Nail art drill bits can be used for most gel nails and polish, which is suitable for experienced manicurists or nail beginners. Universal: With 2pcs nail drill bits, fit most nail grinding machines, which is easy to install, and can be used for a long time without broken. Tungsten Steel: Nail drill bits made of tungsten steel material, with high strength and durability, provide low cutting performance, and less dust.