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API Rotari rola lu bit IAC517 4.5 inches (114mm) ni iṣura
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Button bit IDC517 118mm fun geothermal daradara apata liluho.
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API factory ti rotari rola bit IAC517 4 3/4 ″ (120mm)
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Bọtini iyipo API ti di awọn die-die IDC517 5 1/4″ (133mm) ni iṣura
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Tungsten Carbide Fi apata liluho bit IAC517 5 7/8 ″ (149mm)
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API Well liluho tricone bit IAC517 6″(152.4mm) fun tita
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Tricone roller drill bits IAC517 6 1/4″ (159mm)
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TCI edidi awọn bọtini apata awọn die-die IDC517 6 1/2 ″ (165mm) fun liluho daradara
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TCI tricone bit IDC517 7 1/2 ″ (190mm)
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Daradara jinni Tricone Bit IDC517 7 7/8 inches (200mm)
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API Tricone Bit IDC517 8.5 inches (215.90mm)
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API Tricone liluho bit IAC517 8 3/4 inches (222mm) ni iṣura