Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. [tool and equipment components]
7. [grinding and milling equipment components]

Anotations

Scope note:

Abrasive wheels or disks used for cutting or smoothing materials such as metal, glass, plastics, or clay. They are distinguished from grinding stones, which are of different design and typically for culinary use.