bits grinders

例句：

1. 1. The bits grinder is used to grind small pieces of metal into a fine powder.
   碎屑研磨机用于将小金属块磨成细粉。
2. 2. The bits grinder is essential for grinding hard materials like glass and ceramics.
   碎屑研磨机对于研磨硬材料如玻璃和陶瓷至关重要。
3. 3. The bits grinder is used in the production of precision tools and components.
   碎屑研磨机在生产精密工具和部件中被使用。