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Tricone bit factory IADC126 26 inches (660mm)
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Tagagawa ng tricone bits IADC127 4 9/16 pulgada (115.9mm)
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Tricone bits factory IADC127 5 7/8 inches (149mm) para sa hard well drilling
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Buong drill bits factory IADC127 6 1/4 pulgada (158.8mm)
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Supplier ng Tricone bits IADC127 7.5 pulgada (190mm)
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Mga drill bit sa stock IADC127 7 7/8 pulgada (200mm)
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API rig drilling bits IADC127 8 1/2 inches (215mm) para sa hard rock
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Mga tricone bit sa stock IADC127 8 3/4 pulgada (222mm)
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API mill tooth bits sa stock IADC127 9.5 inches (241mm)
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Discount tricone bits IADC127 9 5/8 ” (244.5mm)
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Umiikot na ulo para sa rig IADC127 9 7/8 ” (250.8mm)
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3 cone roller bits IADC127 11 5/8 ” (295mm)