Lokacin da ake rataye bushewa, yana da kyau a kowane lokaci don daidaitawa gefuna biyu na gefuna da ke kusa da drywall.
Lokacin da ka dubi wani ɓangaren bushewa a hankali kuma ka ji shi da hannunka, za ka lura cewa a ɗaya daga gefen gefe akwai taper. Lokacin da wasu biyu daga cikin wadannan magoya suka hadu, sun zama ɓoyayye wanda sauƙin cikawa tare da haɗin ginin ko laka kuma ya sanya jigon marar ganuwa.
Abin takaici, ba koyaushe ba zai yiwu ya shiga baki zuwa wani gefe.
Sa'an nan kuma, gefen gefe na kusa da ita shine zaɓi na biyu mafi kyau. Maganin hagu ne kawai 90-digiri baki baki (daya ba tare da taper).
Trick
Yana taimakawa wajen amfani da wuka mai amfani da kuma amfani da shi a kusurwar 45-digiri har zuwa tsawon kowane nau'in ginin da zai hadu.
Manufar ba shine ƙoƙari don ƙirƙirar bakin kanka ba; wannan ba shi yiwuwa ya yi ta hannu. Abin da kake yi a maimakon haka shine takarda baki.
A lokacin da aka tilasta gefuna biyu a kan juna, takarda yana da lahani da tsutsawa, kuma ya kafa wani shinge mara kyau. Ta hanyar yanka kusan kashi hudu cikin wannan takarda, kuna hana gefuna biyu daga ƙirƙirar wannan tudu.