1) Te hanga i te 8620 rauemi mata ki te pae
2) Te Whakawera i mua i te Wera (Whakatika, Whakamutua ranei)
3) Miro Huri mo nga taha taratara
4) Hobbing the spline (i raro i te ataata ka taea e koe te tirotiro me pehea te hob the spline)
5)https://youtube.com/shorts/80o4spaWRUk
6) Carburizing maimoatanga wera
7) Whakamatau