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API Rotary roller drill bit IADC517 4.5 inch (114mm) in stock
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Knopbit IADC517 118mm foar geotermyske boarring fan rots.
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API fabryk fan rotearjende roller bit IADC517 4 3/4 ″ (120mm)
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API rotearjende knop fersegele bits IADC517 5 1/4 "(133mm) op foarried
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Tungsten Carbide Insert rotsboarring IADC517 5 7/8" (149mm)
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API-boarring tricone bit IADC517 6 "(152.4mm) te keap
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Tricone roller drill bits IADC517 6 1/4" (159mm)
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TCI-fersegele rotsknopbits IADC517 6 1/2 ″ (165 mm) foar boarring
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TCI tricone bit IADC517 7 1/2" (190mm)
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Deep Well Tricone Bit IADC517 7 7/8 inch (200mm)
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API Tricone Bit IADC517 8.5 inch (215.90 mm)
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API Tricone drilling bit IADC517 8 3/4 inch (222mm) in stock