1. Qetello e Khoele
2. Grooved End
3. Tapered End
4. Spot Holing Machining
5. Beveled End
6. Flanges Welding
7. Cross Bar Welding
Ka kopo re siele lengolo-tsoibila la hau mme re tla ikopanya le rona nakong ea lihora tse 24.