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Igbẹhin ti o ni edidi bts IDC126 9 7/8 inches (250mm)
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Tricone drill bits olupese IAC126 12 1/4 inches (311mm) fun liluho daradara
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Bit fun liluho daradara IDC127 3 7/8 inch (98.4mm)
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API tricone liluho IDC127 4 5/8 inches (118mm) fun tita
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Ilé iṣẹ́ ìkọ̀kọ̀ tí a dídì sí IDC127 6 inches (152mm)
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Liluho daradara jinna IDC127 12 1/4 ”(311mm)
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Diamond tricone bit IDC216 7.5 inches (190mm)
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Tricone bits factory IDC216 9 7/8inches (250.8mm)