1. Name: base matal.
2. Material: cast iron (CI).
3. Surfaced process: chrome bright (CR).
Order No.(CI): 1. 6011-32-M6. 32, M6, 22, 10, 13, 13. 2. 6011-40-M8. 40, M8, 25, 16, 16, 16. 3. 6011-50-M10. 50, M10, 32, 20, 20, 20. 4. 6011-63-M12. 63, M12, 40, 25, 27, 25. 5. 6011-80-M16. 80, M16, 50, 32, 32, 32.