1. Easy To Use: Easy to install and disassemble, can meet different nail art needs and has many applicable occasion. 2. sturdy: Sanding heads with high strength and efficiency, good effect and sturdy, 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 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 sturdy, easy to operate; use fine sand, not easy to fall off, feel f ree to use. PackageList: 50 x Sanding Caps 2 x ShaftWidely Use: Specially designed for polishing and trimming nails, suitable for processing nails, glass, plastic, metal, stone, ceramic tiles, etc. Excellent Material: Sanding bits made of 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. sturdy: Sanding heads with high strength and efficiency, good effect and sturdy, which has a long service life. Easy To Use: Easy to install and disassemble, can meet different nail art needs and has many applicable occasion.