Official Answer
Answer
'Edge Lead-In' ko 'Installation Chamfer' wani yanki ne mai tafki a ƙarshen ramin da ke ba da damar faɗaɗa zobe na karkace a hankali yayin da aka tura shi zuwa tsagi. Ba tare da shigar da gubar ba, dole ne a faɗaɗa zoben ba zato ba tsammani, wanda sau da yawa yakan haifar da 'ƙarfafawa' da saiti na dindindin (asarar 'ƙuƙwalwa'). An ba da shawarar kusurwar jagora na digiri $15-20$. Matsakaicin diamita na gubar-in yakamata ya zama ɗan girma fiye da diamita na shaft don tabbatar da zoben yana share kafadar shaft cikin sauƙi. A cikin taro mai sarrafa kansa, santsi, goge gubar-in yana rage ƙarfin juzu'i da ake buƙata don zaunar da zoben, yana hana 'kulle' zoben yayin tura axial.
