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显示 1-12 个结果（共 28 个结果）
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12 1/4″ Inch Tricone Bit IADC 637G for Hard Rock
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12‑1/4″ Inch IADC 537G Tricone Bit Sealed Bearing
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17 and a Half Inch IADC 537G Tricone Bit
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17‑1/2″ Inch PDC Drill Bit 5 Blade Steel Body
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17‑1/2″ Inch Tricone Bit IADC 437G for Soft Formations
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3″ Inch Tricone Bit IADC 637G Sealed Bearing
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5 Inch Tricone Bit IADC 537G Sealed Bearing Guide
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6‑1/2″ Inch Tricone Bit IADC 537G TCI Sealed Bearing
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8‑1/2″ Inch IADC 537G Tricone Bit Sealed Bearing
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8‑1/2″ Inch Tricone Bit IADC 437G Sealed Bearing
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9‑1/2″Inch Tricone Bit IADC 637G for Hard Rock
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9‑3/4″Inch Tricone Bit IADC 437G for Soft Formations