Feature: 1. The grinding head has complete functions, can be replaced to use, can be rotated forwards and backwards, has the functions of shaping, removing nail polish, removing dead skin, carving radian, etc., and is convenient to use. 2. Meet the needs of different nail art, a variety of applicable occasion, good nail polishing and grinding effect. 3. Adopts hard alloy material, safe and eco‑friendly, firm and durable, perfect nail art tool. 4. It can effectively polish the surface of the nail, and easily remove the residue of nail polish remaining in the nail gaps during the process of trimming the acrylic nail and UV nail. 5. Multi‑functional, it can complete a variety of professional tasks, suitable for home use and nail salon. Specification: Condition: 100% Brand New Item Type: Nail Grinding Head Set Specification: 4pcs / set Model: G44, G36, G28, CW206 Material: Sandstone Handle Diameter: Approx. 2.35mm / 0.1in Features: Used for manicure, nail polish removal, etc. to be used with nail polisher. Application: Household, nail salon, etc. Package List: 4 x Nail Drill Bits Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard