- Drills, bits, and similar equipment (4)
- Auger mining equipment (1)
- Bits, except oil and gas field tools, rock (2)
- Drills and drilling equipment, mining (except oil and gas) (1)
- Mineral beneficiation equipment (3)
- Sedimentation machinery, mineral (1)
- Washers, aggregate and sand (1)
- Crushers, stationary (1)
- Rock crushing machinery, stationary (1)
- Feeders, ore and aggregate (3)
- Loading machines, underground: mobile (2)
- Shuttle cars, underground (1)
