1. Material: alloy, tungsten steel
2. Purpose: Used for nail polish to polish nails
3. Commodity packaging: boxed
4. Made of ceramic, tungsten steel, alloy material, strong and durable
5. Suitable for most standard size CNC drilling machines
6. A variety of styles, you can freely change according to your needs
7. Multiple styles of grinding heads, complete specifications, high hardness and fast grinding speed