Murakaza neza kuri Yimingda, umufatanyabikorwa wawe wizewe kubikoresho byo mu rwego rwo hejuru byo gusimbuza ibikoresho byabashitsi, abapanga, hamwe nabakwirakwiza. Twiyemeje gutanga ibisubizo bishya kugirango tunoze imikorere no kuramba kwimashini zogukata. Uyu munsi, twishimiye kumenyekanisha CH08-03-09 Chuck Bearing Shaft, yagenewe umwihariko wa Yin 7J Cutter. CH08-03-09 Shaft Bearing Shaft nikintu cyingenzi cyemeza neza kandi cyizewe muri Yin 7J Cutter yawe. Iki gice cyigikoresho cyakozwe muburyo bwitondewe kugirango gihuze neza na mashini yawe, gikora neza kandi neza. Yakozwe hifashishijwe ibikoresho byo mu rwego rwo hejuru, iyi chuck ifite shaft itanga igihe kirekire kidasanzwe, igufasha kuyishingikiriza kubikorwa byigihe kirekire.