Xadhkaha ratchet-ka ee la celin karo waajibaadka culus waa naqshad cusub, iyada oo loo marayo tignoolajiyada farsamaynta heer sare ah iyo agab cayriin oo tayo sare leh, waxqabadka xargaha ratchet dib-u-celinta ee waajibaadka culus ilaa heer sare. Waxaan ku fiicanahay faahfaahin kasta oo ku saabsan xargaha ratchet dib loo celin karo , dammaanad qaadaya heerka tayada, si aan kuu keeno khibrada wax soo saarka ugu fiican. Lishenflex waa xirfadle Shiinees ah oo soo saara xargaha xargaha ratchet-ka ah ee dib loo soo celin karo iyo alaab-qeybiye, haddii aad raadineyso xargaha xirmooyinka culus ee ugu wanaagsan ee qiimo jaban, nala tasho hadda!