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Intengo yebhithi ye-API Tricone IADC637 8 1/2” (215.9mm)
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I-Rotary button drill bit IADC617 12 1/4 amayintshi (311mm)
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Umkhiqizi wamabhithi okubhola e-API i-tricone drill IADC637 12 1/4” (311.1mm)
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Ibhithi lokubhoboza elivalwe ngensimbi i-IADC637 14 3/4” (374.6mm) lomthombo ojulile
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Ama-cones amathathu i-IADC637 17 1/2” (444.5mm)
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Amabhithi Okubhola Idayimane E-Polycrystalline angu-8 1/2 Inches
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Amabhithi Okubhola e-API PDC angu-12 1/4 Inches China Factory
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Ama-drill bits angu-12 1/4 amayintshi angu-M166 Maxtrix body polycrystalline diamond drill bits
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Umkhiqizi we-API 12 1/4 inches API PDC drill bits usesitokweni
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Umhlinzeki we-API wezinsimbi zokubhola idwala ze-Matrix body PDC rock drill bits ezingu-6″
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Ukumba imithombo kawoyela Izindleko ze-PDC drill body
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I-API 5 5/8 amayintshi i-PDC Drag Bit 3 Blades yokwakheka okuqinile