true - unco
- tube axis
- tube bank
- tube block
- tube brass
- tube cutter
- tube cutting burner
- tube design
- tube diaphragm
- tube draw press
- tube drawbench
- tube drawing
- tube drier
- tube entering
- tube expander
- tube expanding press
- tube extrusion
- tube focal area
- tube for diffraction work
- tube for radiographic work
- tube furnace