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Mata bor kerucut rol IADC637 4 5/8" (118mm)
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Tricone roller bit IADC637 4 3/4″ (120mm) kanggo pengeboran hard rock
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Biit Trikon Gigi Bola IADC637 5.5" (140mm)
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Pabrik API TCI tricone biit IADC637 6 "(152.4mm) ing saham
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API TCI tricone rock bit IADC637 6 3/4″ (171.4mm)
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Rega 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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Produsen mata bor tricone API IADC637 12 1/4 "(311.1mm)
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Mata bor tertutup logam IADC637 14 3/4 "(374.6mm) kanggo sumur jero
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Telung kerucut bit IADC637 17 1/2 ”(444.5mm)
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Tricone bit supplier IADC637 6,5 inci (165mm) kanggo hard rock
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Bit rol puteran IADC637 9 7/8" (250.8mm)