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API Fabréck vu Roller Kegelbit IADC637 3 7/8 ″ (98mm) op Lager
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Button Bits Supplier IADC637 7 7/8 "(200mm)
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API Tricone Rock Bits IADC637 9 5/8” (244,5 mm) op Lager
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TCI Tricone Bit IADC617 6 1/2 ″ (165mm) fir Bueraarbechten
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API Fournisseur vun Deep Rock Well Bueraarbechten IADC537 9 5/8 "(244.5mm)
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API TCI Knäppchen Bit IADC537 9 7/8" (250 mm) fir Hard Rock Well Bueraarbechten
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Rotary Button Bit IADC537 3 7/8″ (98mm)
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Tricone Bits IADC537 4 5/8" (118mm)
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Tricone Bohrbits IADC537 4 3/4" (120,6 mm)
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API Tricone Rock Bit IADC537 5 1/4" (133mm)
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API Rock Drill Bit IADC537 5 1/2 "(139,7 mm) fir schwéier Well
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API Drill Bits IADC537 5 5/8" (142,9 mm)