Nka boikarabello bo felletseng ba ho phethahatsa litlhoko tsohle tsa bareki ba rona; fumana tsoelo-pele e tsoelang pele ka ho bapatsa tsoelo-pele ea bareki ba rona; hola ho ba molekane oa ho qetela oa tšebelisano 'moho le bareki le ho holisa lithahasello tsa bareki bakeng sa Granite Metrology,'Musi oa Granite, Ho kenya Universal Joints, Moqolo o otlolohileng le Toba,Ho fetola Universal Joint. Feme ea rona e nang le boleng pele e le lepetjo la rona, re etsa lihlahisoa tse entsoeng ka botlalo Japane, ho tloha ho theko ea thepa ho isa ho ho sebetsa. Sena se li nolofalletsa ho sebelisoa ka khotso ea kelello e kholisehileng. Sehlahisoa se tla fana ka lefats'e ka bophara, joalo ka Europe, America, Australia, Honduras, Suriname, Sao Paulo, Belize.Khamphani ea rona e fana ka mefuta e felletseng ho tloha ho thekiso ea pele ho ea ho ts'ebeletso ea morao-rao, ho tloha ho nts'etsopele ea sehlahisoa ho ea ho lekola ts'ebeliso ea tlhokomelo, ho ipapisitsoe le matla a matla a tekheniki, ts'ebetso e phahameng ea sehlahisoa, litheko tse ntle le ts'ebeletso e phethahetseng, re tla tsoelapele ho nts'etsapele, ho fana ka, lihlahisoa tsa rona tsa boleng bo holimo le nts'etsopele ea nako e tlang.