Feature: 1. Adopts stainless steel material, the grinding head will not rust when exposed to water. 2. It is mainly used for polishing and repairing old and dead skin on the soles of the feet, make feet skin slick. 3. Exfoliates the skin without damaging the normal skin of the feet, fast and effective. 4. High temperature resistance, resistance, strong hardness, long-lasting wear resistance, easy to clean. 5. Light weight and in small size, easy to be installed on nail polishing pen. Specification: Item Type: Nail Drill Bit Model: A2 Material: Stainless Steel + Electroplating Features: High temperature resistance, resistance, strong hardness, long-lasting wear resistance, easy to clean Uses: Foot dead skin removal, manicure, exfoliation,calluses, hangnail, etc. Handle Length: Approx. 37mm / 1.46in Terminal Length: Approx. 16mm / 0.63in Terminal Width: Approx. 11mm / 0.43in Package List: 1 x Nail Drill BitProfessional nail drill bit helps you get salon result, perfect for carving, engraving, grinding, routing, sharpening, sanding, polishing and drilling, great for professional manicurists and home DIY use. Light weight and in small size, easy to be installed on nail polishing pen, suitable for most electric or rechargeable manicure nail drill machine, greatly meets your demands. High temperature resistance, resistance, strong hardness, long-lasting wear resistance, easy to clean, provides you a better experience. It is mainly used for polishing and repairing old and dead skin on the soles of the feet, make feet skin slick, exfoliates the skin without damaging the normal skin of the feet, fast and effective. This nail drill bit adopts stainless steel material, t is very resistant to high temperature and , ensures a long service time.