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Tricone bits olupese IDC127 4 9/16 inches (115.9mm)
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Tricone bits factory IAC127 5 7/8 inches (149mm) fun liluho daradara lile
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Ile-iṣẹ iṣẹ lu gbogbo awọn die-die IDC127 6 1/4 inches (158.8mm)
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Tricone bits olupese IAC127 7.5 inches (190mm)
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Liluho awọn die-die ni iṣura IDC127 7 7/8 inches (200mm)
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API rig liluho die-die IDC127 8 1/2 inches (215mm) fun apata lile
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Tricone die-die ninu iṣura IDC127 8 3/4 inches (222mm)
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API ọlọ ehin die-die ni iṣura IDC127 9.5 inches (241mm)
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Eni tricone die-die IDC127 9 5/8 ”(244.5mm)
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Ori yiyi fun rig IDC127 9 7/8 ”(250.8mm)
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3 cones rola bits IAC127 11 5/8 ”(295mm)
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Liluho kanga ti o jinlẹ IDC127 13 5/8 ”(346mm) ni iṣura