An instrument is in good working condition when complete and undamaged.
Damage:
- Cracks
- Scratches/Nicks
- Pitting/Corrosion/Rust
- Dents
- Burrs
- Worn surfaces & edges
Complete:
- No missing parts (e.g. screws, pins, washers, nuts etc.)
Pitting Crack

An instrument is in good working condition when complete and undamaged.
Damage:
Complete:
Pitting Crack
