Feature:1. The grinding head has good anti‑corrosion performance, can prevent nail polish remover and other damage to the grinding head, and can be used for a long time.2. 5 grinding heads, individually packaged, easy to carry and store.3. Suitable for most nail polishers, used for nail polish, pretreatment, manicure, exfoliation, dead skin removal, etc.4. Selected tungsten steel material, safe and eco‑friendly, firm and durable.5. Equipped with dust cover to reduce dust entering the grinder handle and prolong the life of the grinder handle.Specification:Condition: 100% Brand NewItem Type: Nail Grinding Head SetSpecification: 5pcs / setMaterial: Tungsten SteelProduct Model: T22, T23, T24, T25, T26Product Use: Exfoliating, trimming nails, smoothing nailsProduct Application: Used for manicure, nail polish removal, etc. with nail polisher.Product Size:T22 Grinding Head Length: Approx. 9.5mm / 0.4inT23 Grinding Head Length: Approx. 11mm / 0.4inT24 Grinding Head Length: Approx. 8mm / 0.3inT25 Grinding Head Length: Approx. 8.3mm / 0.3inT26 Grinding Head Length: Approx. 7mm / 0.3inPackage List:5 x Nail Drill Bits