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Mata bor nu aya dina stok IADC127 7 7/8 inci (200mm)
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Mata bor tricone diskon IADC127 9 5/8 ” (244.5mm)
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Hulu nu muter pikeun rig IADC127 9 7/8” (250.8mm)
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3 mata bor rol kerucut IADC127 11 5/8 ” (295mm)
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Mata bor sumur jero IADC127 12 1/4 ” (311mm)
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Mata bor sumur khusus IADC127 14 3/4 ” (374mm)
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Borongan mata bor tricone IADC127 17,5 inci (444,5mm)