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Bọtini API lu bit IDC517 17 1/2 ″ (444.5mm)
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Irin Eyin Bits IDC117 3 7/8 inches (98.4mm)
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API ori liluho daradara IDC117 4 5/8 inches (117.5mm) fun rig
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API tricone bits olupese IAC117 5 7/8 inches (149mm)
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API Tricone drill bits IAC111 15.5 inches(394mm) ni iṣura
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API drill bits olupese IAC117 8 3/4 inches (222mm) fun liluho daradara
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API milled ehin tricone drill bits IAC114 12 1/4″(311mm)
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Tricone drill bits IAC117 7.5 inches (190mm) fun kanga lile apata
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Tricone rock bits IDC117 7 7/8 inches (200mm)
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API factory ti irin ehin tricone bits IAC117 6 inches (152mm)
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API Rotari rola die-die IAC117 9.5 inches (241mm) ninu iṣura
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API factory ti tricone rock drill bits IAC117 8 1/2 inches (216mm)