1.Ngokwemishini emikhulu, izesekeli zidinga ukufakwa, njengesibuko, isihlalo se-mechanical seal, ifreyimu yokunciphisa.
2. Uma ubukhulu bomzimba oxhumayo bukhulu kakhulu futhi ibhawudi lide kakhulu, i-stud bolt izosetshenziswa.
3. Isetshenziselwa ukuxhuma amapuleti awugqinsi kanye nezindawo lapho kungalungile khona ukusebenzisa amabhawodi angama-hexagonal, njengamafreyimu ophahleni lukakhonkolo, ugodo lophahla olulenga izingxenye ezilengayo ze-monorail.
1.Londoloza isikhathi sokufaka nezindleko.
2.Akukho ukubhola okudingekayo ezinhlakeni eziboshiwe