Sucker Rod ni iki?
Inkoni yonsa ni ubwoko bwibyuma cyangwa fiberglass inkoni, mubisanzwe hagati ya metero 25 na 30 (metero 7 kugeza kuri 9) z'uburebure, buhambirijwe kumpande zombi. Nibintu byingenzi mubikorwa bya peteroli, bikoreshwa muguhuza ubuso hamwe nibice byo hasi byisubiraho ...
reba ibisobanuro birambuye