1) Ukufaka izinto ezikrwada ezingama-8620 kwibha
2) Unyango lwangaphambi kobushushu (Ukulungisa okanye ukucima)
3) Ukujika ngeLathe kwiimilinganiselo ezirhabaxa
4) Ukuqhobosha i-spline (ngezantsi kwevidiyo ungajonga indlela yokuqhobosha i-spline)
5)https://youtube.com/shorts/80o4spaWRUk
6) Unyango lobushushu lwe-carburizing
7) Uvavanyo