ʻO ke kaʻina hana hana no kēia mau miki spur spur spur e like me lalo:

1) nā meaʻala

2) e kala mai

3) E hoʻomaʻamaʻa i ka hana maʻamau

4) huli i ka huli

5) hoʻopau i ka huliʻana

6) ka leʻaleʻa i nā niho

7) E hele i ke kaila e hoʻomaʻamaʻa iā Carburizing 58-62hrc

8) pana pua

9) E kālele aʻo ia e hele mai ana

10) Spur Gear Grinding

11) hoʻomaʻemaʻe

12) hōʻailona

13) Pāpā a me ka hale kūʻai