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Hlooho e chekang hantle IADC126 3 7/8 inches (98.4mm) bakeng sa lefika le thata
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Mofani oa thepa ea Milled Tooth Bits IADC126 4.5 inches (114mm)
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API drill bts factory IADC126 4 3/4 inches (120mm)
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API Likhoune tse tharo IADC126 4 5/8 inches (118mm) bakeng sa ho cheka seliba
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Likotoana tsa Tricone bakeng sa ho cheka seliba setokong IADC126 6inches (152mm)
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API Tricone drill bit IADC126 9.5 inches (241mm) ea rekisoa
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Fektheri ea ho cheka hantle, IADC126 17 1/2 inches (444.5mm)
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Tricone bit factory IADC126 26 inches (660mm)
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API customized drill bits IADC126 5 1/4 inches (133mm) bakeng sa lejoe le thata
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Hlooho ea ho cheka hantle ea API IADC126 7 1/2 inches (190.5mm)
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Li-drill tse tiisitsoeng li-bts IADC126 9 7/8 inches (250mm)
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Tricone drill bits supplier IADC126 12 1/4 inches (311mm) bakeng sa ho cheka seliba