Ngwa ngwa spur gia ewepụtara bụ nke ahaziri maka ojiji maka ndị na-ewe ihe ubi. The gia ezé na-ala na elu nkenke iji hụ na ISO6 nkenke larịị. Na mgbakwunye, agbakwunyere ma mgbanwe profaịlụ yana mgbanwe ndu n'ime chaatị K maka ịrụ ọrụ kacha mma.
Modul: 4.6
Akụkụ nrụgide: 20°
Nke ziri ezi: ISO6
Ihe onwunwe: 16MnCrn5
Okpomọkụ ọgwụgwọ: carburizing
Isi ike: 58-62HRC