Related Clues:
- Not-so-big wheel?
- Turning tooth in a machine
- Important but sometimes ignored piece
- It's stuck in a bridge
- Tusk or fang
- Brushed thing
- Firm good for machine gear
- Insignificant worker
- No big wheel at all
- Incisor or cuspid
- Wearer of a crown, at times
- Tooth not examined by a dentist
- One biting into others partly
- Minor worker takes the tension out of congestion
- Canine, for instance