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Tricone bit fabryk IADC126 26 inch (660 mm)
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Tricone bits fabrikant IADC127 4 9/16 inch (115.9mm)
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Tricone bits fabryk IADC127 5 7/8 inch (149mm) foar hurde boarring
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Hiele drill bits fabryk IADC127 6 1/4 inch (158.8mm)
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Tricone bits leveransier IADC127 7.5 inch (190mm)
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Drilling bits in stock IADC127 7 7/8 inch (200mm)
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API rig drilling bits IADC127 8 1/2 inch (215mm) foar hurde rock
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Tricone bits in stock IADC127 8 3/4 inch (222mm)
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API frees tandbits op foarried IADC127 9.5 inch (241mm)
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Discount tricone bits IADC127 9 5/8 "(244.5mm)
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Rotearjende kop foar rig IADC127 9 7/8 "(250.8mm)
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3 kegelrollen bits IADC127 11 5/8 "(295mm)