Function: 1. By using high quality white corundum + galvanic material, it offers excellent durability and cutting performance. 2. It is mainly used to buff old dead skin on the soles of the feet and repair the skin of the feet, make the skin smooth. 3. Effectively exfoliates the skin without damaging the normal skin of the feet. You can use it with confidence. 4. Corrosion resistance, high hardness, durable wear resistance, easy to clean, convenient and practical. 5. Small and light, universal handle diameter 2.35mm, fits most nail drills, easy to install. Usage: Specification: Condition: 100% Brand New Item Type: Nail Drill Material: White fused aluminum oxide + electroplating Features: Corrosion protection, strong hardness, permanent wear resistance, easy to clean Uses: peeling dead skin, manicure, nail removal, peeling, calluses, etc. Size table: Type Grip length Grip width Grinding head length Grinding head width Fine sand 33 mm / 1.3 in 2.35 mm / 0.1 in 18 mm / 0.7 in 11 mm / 0.4 in Medium fine sand 33 mm / 1.3 in 2.35 mm / 0.1 in 18 mm / 0.7 inch 11 mm / 0.4 inch coarse sand 31 mm / 1.2 inch 2.35 mm / 0.1 inch 18 mm / 0.7 inch 11 mm / 0.4 inch Package list: 1 x nail drill 1 x storage box Note: 1. Please allow slight errors due to manual measurement. Thank you for your understanding. 2. Monitors are not calibrated same, the item color displayed in photos may be slightly different from the real item. Please take the real one as the standard.Easy to clean, nail drills are corrosion resistant and won't clog the nails. Nail Brush Bit can easily clean the dust on the bits or nails, protect the bits after each use, and keep you and your client's nails healthy. Effectively exfoliates the skin without damaging the normal skin of the feet, you can use it with confidence. It is mainly used to buff old dead skin on the soles of the feet and repair the skin of the feet, make the skin smooth. Small and light weight, universal handle diameter is 2.35mm, suitable for most nail drill machines, easy to install. Using high quality white corundum + electroplating material, it has excellent durability and cutting performance; corrosion resistance, high hardness, durable wear resistance, easy to clean, convenient and practical.