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Mata bor tungsten karbida kecepatan tinggi IADC537 5 7/8″ (149mm)
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Tricone rock bit IADC537 6 inci (152,4 mm)
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Rotary tricone bit IADC537 6 1/4 inci (159 mm)
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TCI tricone rock bits IADC537 6 3/4″ (171mm)
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Tombol API bit IADC537 6,5 inci (165mm) karo rega diskon
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bit rock TCI IADC537 7 1/2" (190 mm)
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API pabrik bit tricone IADC537 7 5/8 "(193,7 mm)
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TCI tricone bit IADC537 7 7/8 inci (200 mm)
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Bit Sisipan Tungsten Carbide IADC537 8 1/2″(215.9mm)
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bit bor batu tombol API IADC537 8 3/4″(222.2mm) kanthi rega diskon
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Mata bor TCI IADC537 9 1/2″(241mm) kanggo sumur minyak hard rock
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API rock well drilling bits IADC537 10 5/8 inci (269mm)