8 1/2 'īniha ka mea ʻoki ʻoki i ka IADC637 API maʻamau no nā pōhaku paʻa kumu
Huahana Huahana
Nā ʻāpana hana
Hoʻohana ʻia nā ʻoki ʻoki no nā hana paʻakikī me ka ikaika compressive kiʻekiʻe, e like me ke one, hard shale, dolomite, hard gypsum, chert, granite, etc.
Ka nui o ka cone | 133mm |
ʻAno Hāpai | Hapai Puke Puke |
Hookomo/Niho | Poʻa-conical |
Hookomo/Niho(Cone 1) | 49*13mm |
Hookomo/Niho(Cone 2) | 50*13mm |
Hookomo/Niho(Cone 3) | 45*13mm |
Mea Cone | 15MnNi4Mo |
Mea Lima | 15CrNiMo |
Pūnaehana Uku Waiwai | Loaʻa |
Palekana ana | Loaʻa |
Pale ʻaʻahu | Loaʻa |