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Pabrik API TCI tricone biit IADC637 6 "(152.4mm) dina stok
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API TCI tricone rock bit IADC637 6 3/4″ (171.4mm)
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Harga bit API Tricone IADC637 8 1/2 ” (215.9mm)
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Mata bor tombol Rotary IADC617 12 1/4 inci (311mm)
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API tricone bor bit produsén IADC637 12 1/4 "(311.1mm)
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Logam disegel bor bit IADC637 14 3/4 "(374.6mm) pikeun sumur jero
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Tilu congcot bit IADC637 17 1/2 ”(444.5mm)
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Tricone bit supplier IADC637 6,5 inci (165mm) pikeun hard rock
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Rotary roller bit IADC637 9 7/8 "(250.8mm)
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TCI tricone bit IADC417 17.5″(444.5mm)
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Tricone rock bit IADC417 8 1/2″(215.9mm)
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TCI tricone bit IADC447 8 1/2 inci (215.9mm)