Girman shari'a: 7/8-inch w ta 6-inch l ta zurfin ƙayyadaddun zuwa baya
Latchbolt.Ko wataƙila makullin ku na yanzu ba su dawwama kuma suna buƙatar gyare-gyare akai-akai ko sauyawa? Kulle Mortise yana taka muhimmiyar rawa wajen tsaron kowane wuri.Don tabbatar da cewa wurin ya kasance amintacce kuma don guje wa waɗannan matsaloli daban-daban, yakamata ku sami ikon sarrafa kofa na Duniya 1-1/8 in. Kulle Mortise na hannun dama tare da aikin kashewa.Akwai fa'idodi da yawa don amfani da wannan makullin.
