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Badhanka API ee godka laydhka IDC517 17 1/2" (444.5mm)
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Warshada API ee TCI tricone bit IDC617 5 5/8" (142.9mm)
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API rotary tricone bit IDC617 6 ”(152mm) ee ceel qodida
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Tricone rock bit IDC617 8 1/2" (215.9mm) ee qodista ceelasha
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Soo saaraha API ee tricone rock bit IDC617 9 7/8 inji (250mm)
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Warshada API ee tricone roller bit IDC617 12 1/4 inji (311.1mm)
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Warshada API ee dhagaxyada qoditaanka IDC617 17 1/2 inji (444.5mm) oo kayd ah
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API tungsten carbide gelisa dhagax dill bit IDC627 3 7/8 ″ (98mm) oo kayd ah
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Rotary bit IDC627 8 1/2" (215mm/216mm)
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Roller cone biit IDC637 4 5/8" (118mm)
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Tricone roller bit IDC637 4 3/4" (120mm) ee qodista dhagaxa adag
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Ilig tricone biit IDC637 5.5" (140mm)