Answer
'Dishing' ibaho mugihe impeta ihindagurika kuburyo bworoshye cyangwa plastike muburyo bumwe. Ibi mubisanzwe ntabwo ari kunanirwa gukata ibintu ahubwo ni kunanirwa kwimiterere. Impamvu zishobora kuba nyinshi ni: (1) Iradiyo ikabije cyangwa chamfer ku gice cyo gushyingiranwa, ikoresha umutwaro kure cyane y'urukuta rwa groove; (2) Ibikoresho bya groove biroroshye cyane, bituma urukuta rwa ruhago ruhinduka kandi 'kuzunguruka' impeta; cyangwa (3) Umutwaro wa axial warenze ubushobozi bwimpeta. Gukemura ibibazo bikubiyemo kugenzura 'kwaduka' igice cyagumishijwe no kugenzura ubukana bwa groove (urugero, kwemeza byibuze HRC 30 yo kubamo ibyuma).