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Tricone rullebor IADC517 6 1/4" (159 mm)
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TCI forseglede bergknappbits IADC517 6 1/2" (165 mm) for brønnboring
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TCI tricone bit IADC517 7 1/2" (190 mm)
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Deep Well Tricone Bit IADC517 7 7/8 tommer (200 mm)
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API Tricone Bit IADC517 8,5 tommer (215,90 mm)
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API Tricone borekrone IADC517 8 3/4 tommer (222 mm) på lager
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Tricone rullebits IADC517 9,5 tommer (241 mm)
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Roterende tricone bits IADC517 9 7/8" (250 mm) for hard rock
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Tre kjegler steinbit IADC517 10 5/8" (269 mm)
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Roterende steinbit IADC517 11 5/8" (295 mm)
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Roterende tricone bit IADC517 12 1/4" (311 mm)
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Tre kjeglebits IADC517 13 5/8" (346 mm)