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Steel Tooth Bits IADC117 3 7/8 ka pulgada (98.4mm)
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API well drilling head IADC117 4 5/8 pulgada (117.5mm) para sa rig
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API tricone bits supplier IADC117 5 7/8 pulgada (149mm)
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API drill bits supplier IADC117 8 3/4 pulgada (222mm) alang sa maayo nga drilling
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Tricone drill bits IADC117 7.5 ka pulgada (190mm) alang sa hard rock well
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Tricone rock bits IADC117 7 7/8 pulgada (200mm)
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API pabrika sa steel ngipon tricone bits IADC117 6 pulgada (152mm)
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API Rotary roller bits IADC117 9.5 pulgada (241mm) sa stock
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Pabrika sa API sa tricone rock drill bits IADC117 8 1/2 pulgada (216mm)
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Pakyawan nga tricone bits IADC117 6 1/4 pulgada (159mm)
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Tricone bits nga presyo IADC117 9 7/8 pulgada (250mm)
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Pagpalit ug tricone bits IADC117 12 1/4 pulgada (311mm)