Mata Tāra 6X70

Ko te tarakihana te pūtake hiko matua, he pai mō te mahi ahuwhenua, te tarutaru, te keri tarutaru me ngā taputapu mahi mara.
Ngā Rauemi: 60Si2Mn, 60si2MnA, 28MnSi, 30MnCrB5, 38MnCrB5. He pai ake ngā āhuatanga miihini whānui,

Ko te pakeke o te maimoatanga wera he 45±3. Kei te hangaia he whānuitanga o ngā momo maha-whakatakotoranga.