Takulandilani ku Yimingda, mnzanu wodalirika wa zida zosinthira zapamwamba za odula magalimoto, okonza mapulani, ndi ofalitsa. Tadzipatulira kuti tipereke njira zatsopano zowonjezeretsa magwiridwe antchito komanso moyo wautali wa makina anu odulira. Lero, ndife okondwa kuyambitsa CH08-03-09 Chuck Bearing Shaft, yopangidwira mwapadera Yin 7J Cutter. CH08-03-09 Chuck Bearing Shaft ndi gawo lofunikira lomwe limatsimikizira kulondola komanso kudalirika mu Yin 7J Cutter yanu. Gawo lopumulali limapangidwa mwaluso kuti ligwirizane ndi makina anu, ndikuwonetsetsa kuti ntchito zodula zikuyenda bwino komanso zolondola. Wopangidwa pogwiritsa ntchito zida zapamwamba kwambiri, shaft yokhala ndi chuck iyi imapereka kukhazikika kwapadera, kukulolani kuti muyidalire kuti igwire ntchito kwanthawi yayitali.