Tattauna yadda ake amfani da 'Cire Notches' da 'Scallops' a cikin ƙira mai riƙe zoben karkace don kiyayewa a cikin raka'o'in da za a iya amfani da filin.

Ba kamar zoben da aka hatimi tare da ramuka don filaye ba, ana cire zoben karkace ta hanyar fitar da ƙarshen daga cikin tsagi. A 'cire notch' ƙaramin yanke ne a ƙarshen zoben wanda ke ba da damar screwdriver ko ɗaukar haƙori don samun bayan waya. A wasu aikace-aikace masu girma, ana ƙara 'scallops' ko notches masu yawa don ba da izinin cirewa a cikin matsatsun wurare inda ƙarshen farko ba zai iya isa ba. Don majalissar da ke buƙatar kulawa akai-akai (misali, akwatunan gear sararin sama), haɗa da ƙira mai mahimmancin fasalin 'tsari don sabis'. Idan ba tare da shi ba, zoben na iya yiwuwa ba zai yuwu a cire shi ba tare da lalata shinge ko tsagi ba, wanda zai haifar da maye gurbin abubuwan da ke da tsada.