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API Rotary roller drill bit IADC517 4.5 inches (114mm) sa stock
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Button bit IADC517 118mm para sa geothermal well rock drilling.
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Pabrika ng API ng rotary roller bit IADC517 4 3/4″ (120mm)
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API rotary button sealed bits IADC517 5 1/4″ (133mm) sa stock
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Tungsten Carbide Insert rock drilling bit IADC517 5 7/8″ (149mm)
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API Well drilling tricone bit IADC517 6″(152.4mm) para sa pagbebenta
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Tricone roller drill bits IADC517 6 1/4″ (159mm)
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TCI sealed rock button bits IADC517 6 1/2″ (165mm) para sa well drilling
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TCI tricone bit IADC517 7 1/2″ (190mm)
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Deep Well Tricone Bit IADC517 7 7/8 pulgada (200mm)
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API Tricone Bit IADC517 8.5 pulgada (215.90mm)
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API Tricone drilling bit IADC517 8 3/4 pulgada (222mm) sa stock