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API drill bits feme IADC216 4.5 inches (114mm)
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Roller cones bits mofani oa thepa IADC216 5 5/8 lisenthimithara (143mm)
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Lirolara tse tiisitsoeng tsa IADC216 5 7/8inches (149mm)
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Likotoana tsa meno tse haliloeng IADC216 6.5 inches (165mm) bakeng sa ho cheka seliba
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Likotoana tsa Tricone setokong IADC216 6 3/4 lisenthimithara (171mm)
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API trione e cheka IADC216 7 5/8 inches (194mm) bakeng sa mochini oa oli
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Rotary dill bit IADC216 7 7/8 inches (200mm)
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Rotary bits mofani oa thepa IADC216 10 5/8 inches (269mm)
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Reka likotoana tsa ho cheka IADC216 17.5″ (444.5mm)
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API tricone drill drill bits price IADC216 4 5/8 inches (118mm)
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Likotoana tse tebileng tsa tricone IADC216 6 inches (152mm)
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API drilling rig bits supplier IADC216 5 3/4 inches (146mm)