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Ama-intshi angu-4 1/4 e-PDC Drag Bit 3 Blades
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I-API 5 5/8 amayintshi i-PDC Drag Bit 3 Blades yokwakheka okuqinile
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Intengo ephansi ye-API 6 Inches PDC step drag bit 3 wings isesitokweni
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Ifektri ye-API yomshini wokubhoboza we-PDC ongu-4 5/8 Inches one-3 Blades
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I-152mm step drag bit 3 blades yokuhlola i-geological
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Intengo ephansi engu-360mm step drag bit 3 blades yokwakheka okuqinile
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Ama-intshi angu-6 e-PDC Drag Bit amaphiko angu-4 okubhoboza umthombo oqinile
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I-API 152mm PDC rock concave bit 4 Blades zokubhoboza umthombo
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I-tungsten carbide engu-9 7/8″ PDC Drag Scraper Bit 3 Blades
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Ama-intshi angu-4 1/2 e-PDC Drag Bit 3 Blades okubhoboza i-oilwell
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I-PDC step drag bit engu-6 1/2 amayintshi, ama-blade angu-3 okubhoboza imithombo eqinile
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I-AP 98mm step drag bit 3 Blades yokubhoboza i-geothermal