1. Easy To Use: Easy to install and disassemble, can meet different nail art needs and has many applicable occasion. 2. Durable: Sanding heads with high strength and efficiency, good effect and durable, which has a long service life. 3. Good Performance: Sanding drill bit is used to polish the uneven surfaces of nails, with high efficiency and stable performance. 4. Excellent Material: Sanding bits made of high quality fine sand, sturdy and not easy to fall off, which has perfect grinding effect. 5. Widely Use: Specially designed for polishing and trimming nails, suitable for processing nails, glass, plastic, metal, stone, ceramic tiles, etc. Spec: Item Type: Nail Sanding Head Set Material: Sandpaper Sanding Caps Size: Approx. 15 x 10mm / 0.59 x 0.39in Sanding Shaft Size: Approx.51 x 7mm / 2.01 x 0.28in Product Features: Designed for polishing and trimming nails to keep nails beautiful and tidy; sand surface is used to polish the uneven surfaces of nails, strong and durable, easy to operate; use high quality fine sand, not easy to fall off, feel free to use. Package List: 50 x Sanding Caps 2 x ShaftExcellent Material: Sanding bits made of high quality fine sand, sturdy and not easy to fall off, which has perfect grinding effect. Good Performance: Sanding drill bit is used to polish the uneven surfaces of nails, with high efficiency and stable performance. VERSATILE USE:Our Nail Polishing Bit is specially designed for manicure polishing and edging, using both and artificial nails, and also suitable for processing manicures, glass, plastic, metal, stone, tile, etc. Excellent Material: Sanding bits made of high quality fine sand, sturdy and not easy to fall off, which has perfect grinding effect. Widely Use: Specially designed for polishing and trimming nails, suitable for processing nails, glass, plastic, metal, stone, ceramic tiles, etc.