Related Clues:
- Tool of the Man
- Subordinate who performs a routine but important function
- Firm, good, supplies machine gear
- Gear wheel
- Rotational motion transmitter
- __ railway
- Wheel with projections
- Small pot preserving queen's tooth
- ___ in the machine
- Company good for machine gear
- Insignificant worker (figurative)
- Tooth on the rim of a driving wheel
- Machinery component
- Member of the proletariat, metaphorically
- Interlocking machine part