Inzoka ya shaft ibikoresho byinzoka ikoreshwa muriibikoresho by'inyogarebox
1) Guhimba ibikoresho mbisi 8620 mukabari
2) Mbere yo gushyushya imiti (Normalizing cyangwa kuzimya)
3) Umuyoboro uhinduranya ibipimo bigoye
4) Kwiyegereza umugongo (munsi ya videwo urashobora kugenzura uburyo bwo guhuza umugongo)
5)https://youtube.com/shorts/80o4spaWRUk
6) Carburizing kuvura ubushyuhe
7) Kwipimisha