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Tricone roller bor bit IADC517 6 1/4″ (159mm)
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TCI disegel bit tombol batu IADC517 6 1/2 "(165mm) pikeun pangeboran sumur
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TCI tricone bit IADC517 7 1/2″ (190mm)
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Sumur Jero Tricone Bit IADC517 7 7/8 inci (200mm)
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API Tricone Bit IADC517 8.5 inci (215.90mm)
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API Tricone bit pangeboran IADC517 8 3/4 inci (222mm) dina stock
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Tricone Roller Bits IADC517 9,5 inci (241mm)
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Rotary tricone Bits IADC517 9 7/8″ (250mm) pikeun hard rock
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Tilu kerucut batu bit IADC517 10 5/8″ (269mm)
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Bit batu Rotary IADC517 11 5/8″ (295mm)
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Rotary tricone bit IADC517 12 1/4″ (311mm)
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Tilu congcot bit IADC517 13 5/8″ (346mm)