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API TCI tricone rock drilling bit IADC417 6″(152mm) ho an'ny lavadrano mafy
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Biby fandavahana API IADC417 12 1/4″(311mm) ho an'ny vato mafy
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API tricone drill bit IADC437 6″(152mm) ho an'ny fandavahana tsara
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TCI tricone bit IADC437 12 1/4″ (311mm) ho an'ny fandavahana
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API orinasa ny rock-roller cones bits IADC437 8.5″ ho an'ny fandavahana
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Rotary drill bit IADC447 6.5 santimetatra (165mm)
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API Rotary-roller drill bit IADC517 4.5 inches (114mm) in stock
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Biby kely IADC517 118mm ho an'ny fandavahana vatolampy geothermal.
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API orinasa ny rotary-roller bit IADC517 4 3/4″ (120mm)
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Bokotra rotary API voaisy tombo-kase IADC517 5 1/4″ (133mm) misy tahiry
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Tungstène Carbide Ampidiro bitika fandavahana vato IADC517 5 7/8″ (149mm)
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API Well drilling tricone bit IADC517 6″(152.4mm) amidy