Five 5/8" steel balls
- Made:
- 1920
- maker:
- Skefco Ball Bearing Company
Five 5/8" steel balls, cutting off; five 5/8" steel balls, pressing; five 5/8" steel balls, rough grinding; five 5/8" steel balls, annealing; five 5/8" steel balls, hardening; five 5/ 8" steel balls, oil grinding; five 5/8" steel balls, precision grinding; five 5/8" steel balls, polishing.
Details
- Category:
- Mechanical Power Transmission
- Object Number:
- 1921-349
- type:
- ball bearing
- credit:
- SKF (UK) Ltd.; Skefko Ball Bearing Company