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Mata bor batu tricone TCI IADC537 6 3/4″ (171mm)
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Bit tombol API IADC537 6,5 inci (165mm) kalayan harga diskon
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Mata bor batu TCI IADC537 7 1/2” (190 mm)
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Mata bor tricone pabrik API IADC537 7 5/8” (193,7 mm)
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Mata bor tricone TCI IADC537 7 7/8 inci (200 mm)
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Mata Sisipan Tungsten Carbide IADC537 8 1/2″(215.9mm)
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Mata bor batu kancing API IADC537 8 3/4″(222.2mm) kalayan harga diskon
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Mata bor TCI IADC537 9 1/2″(241mm) pikeun sumur minyak batu keras
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Mata bor sumur batu API IADC537 10 5/8 inci (269mm)
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Bit tilu kerucut API IADC537 11 5/8″(295mm) pikeun sumur teuas
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Mata bor tri-cone nu muter IADC537 12 1/4″(311mm)
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Mata bor batu Wétan Jauh anu disegel logam IADC537 13 5/8″(346mm)