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Ixabiso lebhithi ye-API Tricone IADC637 8 1/2 ”(215.9mm)
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I-Rotary button drill bit IADC617 12 1/4 intshi (311mm)
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Umenzi weebhithi ze-API ze-tricone drill IADC637 12 1/4 ” (311.1mm)
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I-drill bit etywiniweyo yesinyithi i-IADC637 14 3/4” (374.6mm) yomthombo onzulu
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Iikhowuni ezintathu zebhiti IADC637 17 1/2” (444.5mm)
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Iibhithi zokubhola zedayimani ze-API eziyi-8 1/2 intshi ezi-Polycrystalline
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Iibhithi zokubhola ze-API ze-PDC eziyi-12 1/4 intshi zaseTshayina
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Iibhithi zokubhola idayimani ze-M166 Maxtrix ezine-polycrystalline body drill bits eziyi-12 1/4 intshi
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Umenzi weebhithi zokubhola ze-API ze-PDC ze-API 12 1/4 intshi ukhona esitokhweni
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Umthengisi we-API wee-balde ezi-6 ze-Matrix body PDC rock drill bits-6″
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Ukugrumba imigodi yeoyile Umzimba weMatrix PDC iindleko zokugrumba
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I-API 5 5/8 intshi PDC Drag Bit 3 Blades zokwakheka okuqinileyo