Across
- 4. pulled behind
- 5. the most important part of a tractor
- 6. this invention originated in 4000 BC Mesopotamia
- 8. an approach
- 9. another word for shackles
Down
- 1. part of the DOT family
- 2. mechanics best friend
- 3. without it, it won't run
- 7. regulated time
- 8. daily delivery