- Drills, bits, and similar equipment (1)
- Auger mining equipment (2)
- Drills (portable), rock (1)
- Drills and drilling equipment, mining (except oil and gas) (1)
- Crushing, pulverizing, and screening equipment (1)
- Crushers, stationary (1)
- Rock crushing machinery, stationary (2)
- Pellet mills (mining machinery) (2)
