Official Answer
Answer
An ƙera zoben karkace tare da ƙaramin 'ƙirar cirewa' a ɗaya ko duka ƙarshen waya. Wannan daraja yana ba da damar screwdriver ko ɗaukar haƙori don samun bayan zoben don fitar da shi daga cikin tsagi. A cikin matsatsun wurare inda aka iyakance damar shiga axial, ana iya ƙayyade ƙarshen 'slotted' ko ƙarshen 'rami'. Don majalissar da ba za a taɓa wargaje su ba, ana iya amfani da ƙirar 'babu-daraja'. Dole ne masu zanen kaya su sanya madaidaicin a cikin yanayin fuskantar mai gyara, musamman a cikin zurfafan ɓangarorin inda zoben zai iya zama inci da yawa a cikin gidaje.
