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Boarnekop IADC126 3 7/8 inch (98.4mm) foar hurde rots
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Gefreesde tandbits leveransier IADC126 4.5 inch (114mm)
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API drill bts fabryk IADC126 4 3/4 inch (120mm)
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API Trije kegelbits IADC126 4 5/8 inch (118mm) foar boarring
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Tricone bits foar boarring op foarried IADC126 6inch (152mm)
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API Tricone drill bit IADC126 9.5 inch (241mm) te keap
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Boaring rig bit fabryk IADC126 17 1/2 inch (444.5mm)
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Tricone bit fabryk IADC126 26 inch (660 mm)
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API oanpaste drill bits IADC126 5 1/4 inch (133mm) foar hurde rock
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API-boarringkop IADC126 7 1/2 inch (190.5mm)
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Gedichte lagerboor bts IADC126 9 7/8 inch (250mm)
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Tricone drill bits leveransier IADC126 12 1/4 inch (311mm) foar boarring