Answer
Daidaiton tsagi yana nufin daidaitawar bangon biyu na ramin zobe. A cikin aikace-aikace masu ƙarfi, idan ganuwar tsagi ba ta daidaita ba (misali, idan tsagi ya kasance 'V-dimbin yawa' saboda kayan aikin yankan da aka sawa), ba za a tallafa wa zoben daidai ba. Wannan yana haifar da tasirin 'toggling' inda zoben ke ƙoƙarin murɗawa daga cikin ramin da ke ƙarƙashin kaya. Wannan maida hankali na ƙarfi a gefe ɗaya na zoben yana haifar da samar da abubuwan da aka gano na tsagi da gazawar ƙarshe. Ma'auni na sararin samaniya sau da yawa suna ƙayyadad da jurewar daidaici na $0.001$ inci kowace inch na diamita don tabbatar da zoben ya kasance a kwance kuma ya zauna cikakke a bangon mai ɗaukar kaya.