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API buto ya drill bit IADC517 17 1/2 ″ (444.5mm)
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Amenyo y'ibyuma Bits IADC117 3 7/8 santimetero (98.4mm)
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API gucukura neza umutwe IADC117 4 5/8 santimetero (117.5mm) kuri rig
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API tricone itanga isoko IADC117 5 7/8 santimetero (149mm)
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API Tricone drill bits IADC111 15.5 santimetero (394mm) mububiko
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API drill bits itanga IADC117 8 3/4 santimetero (222mm) yo gucukura neza
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API yasya amenyo tricone drill bits IADC114 12 1/4 ″ (311mm)
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Imyitozo ya Tricone bits IADC117 7.5 santimetero (190mm) kubutare bukomeye
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Urutare rwa Tricone bits IADC117 7 7/8 santimetero (200mm)
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Uruganda rwa API rwibyuma byinyo ya tricone bits IADC117 santimetero 6 (152mm)
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API Rotary roller bits IADC117 santimetero 9,5 (241mm) mububiko
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Uruganda rwa API rwimyitozo ya tricone bits IADC117 8 1/2 santimetero (216mm)