Kua hoha koe ki ngā mata wiri e noho pūmau ana i roto i ngā hanganga ngohengohe ki waenga, e tere ana te pakaru, e kore rānei e uru ki tō taputapu? Kia tūtaki ki tā mātou Mata Roka 20”—i hangaia hei whakatika i ō raruraru keri nui rawa atu.
Mā te IADC 114, ka taea te kuru ngāwari i ngā paparanga ngohengohe ki waenga. Mā te raka poroporo maitai hurihuri ka kore e pakaru ohorere te peera, ka whakaiti i te wā mahi. Ka āraihia e ngā hiri rapa te urunga paru, ka ruarua te roa o te mahi. Ka whakanui ake te ½” i te kaha pakaru toka, ā, ka āraihia e ngā niho rino o roto/rārangi (whakaritenga 3-2-2) te pakaru me te piri o te niho.
Kāore he raruraru o te urutau—ka urutau te miro REG 7-5/8 ki te nuinga o ngā taputapu. Ka urutau te awhe 80~200 RPM ki tētahi mahi, kia mau tonu ai te hua.
Kati te moumou taima ki ngā mea kore e pono. Pāwhiritia inaianei hei whakaiti i ngā utu me te whakanui ake i te tere o te keri—ka tīmata tō mahi maeneene e whai ake nei i konei!
Wā tuku: Whiringa-ā-rangi 10-2025