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Tricone Bits pri IADC117 9 7/8 pous (250mm)
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Achte moso trikon IADC117 12 1/4 pous (311mm)
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Tricone Bits manifaktirè IADC117 6 3/4 pous (171mm)
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Bits trikon Customized IADC117 13 5/8 pous (346mm)
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Lachin byen perçage Bits IADC117 17.5 pous (444.5mm)
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Byen perçage tèt IADC126 3 7/8 pous (98.4mm) pou wòch difisil
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Milled Tooth Bits founisè IADC126 4.5 pous (114mm)
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API fè egzèsis bts faktori IADC126 4 3/4 pous (120mm)
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API Twa kòn Bits IADC126 4 5/8 pous (118mm) pou perçage byen
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Tricone Bits pou byen perçage nan stock IADC126 6 pous (152mm)
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API Tricone fè egzèsis ti jan IADC126 9.5 pous (241mm) pou vann
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Byen perçage machin ti jan faktori IADC126 17 1/2 pous (444.5mm)