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Mata bor sakabéhna pabrik IADC127 6 1/4 inci (158.8mm)
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Supplier mata bor Tricone IADC127 7,5 inci (190mm)
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Mata bor rig API IADC127 8 1/2 inci (215mm) pikeun batu keras
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Mata bor Tricone aya dina stok IADC127 8 3/4 inci (222mm)
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Mata bor huntu API mill sayogi IADC127 9,5 inci (241mm)
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Mata bor sumur jero IADC127 13 5/8 ” (346mm) sayogi
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Mata bor colokan semén IADC127 4 3/4 inci (120mm)
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Mata bor pikeun ngebor sumur IADC127 3 7/8″ inci (98.4mm)
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Pabrikan mata bor Tricone IADC127 4 9/16 inci (115.9mm)
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Pangeboran tricone API IADC127 4 5/8 inci (118mm) dijual
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Pabrik mata bor Tricone IADC127 5 7/8 inci (149mm) pikeun pangeboran sumur teuas
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Mata bor anu disegel pabrik IADC127 6 inci (152mm)