Lihlahisoa tsa rona tsa "self-tapping screws" li na le melemo e latelang:
1. Lisebelisoa tse matla haholo
2. Moqapi o tsoetseng pele oa ho iketsetsa
3. Multi-functional kopo
4. Bokhoni bo phethahetseng ba ho thibela mafome
5. Litlhaloso le boholo bo fapaneng