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Karfe Haƙoran Bits IDC117 3 7/8 inci (98.4mm)
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API rijiyar hakowa shugaban IDC117 4 5/8 inci (117.5mm) na rig
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API tricone bits mai sayarwa IAC117 5 7/8 inci (149mm)
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API Tricone drill bits IAC111 15.5 inci(394mm) a hannun jari
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API drills bits mai sayarwa IAC117 8 3/4 inci (222mm) don hako rijiyar
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API milled hakori tricone drill bits IAC114 12 1/4 ″(311mm)
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Tricone drill bits IAC117 7.5 inci (190mm) don rijiyar dutse mai wuya
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Tricone rock bits IDC117 7 7/8 inci (200mm)
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API factory na karfe tricone hakori ragos IAC117 6 inci (152mm)
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API Rotary roller bits IAC117 9.5 inci (241mm) a hannun jari
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Kamfanin API na tricone rock drill bits IAC117 8 1/2 inci (216mm)
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Jumla tricone bits IDC117 6 1/4 inci (159mm)