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Simbi Zino Bits IADC117 3 7/8 inches (98.4mm)
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API tsime rekuchera musoro IADC117 4 5/8 inches (117.5mm) yerig
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API trione bits mutengesi IADC117 5 7/8 inches (149mm)
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API drill bits supplier IADC117 8 3/4 inches (222mm) yekuchera matsime
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Tricone drill bits IADC117 7.5 inches (190mm) ye hard rock well
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Tricone rock bits IADC117 7 7/8 inches (200mm)
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API fekitori yesimbi zino trione bits IADC117 6 inches (152mm)
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API Rotary roller bits IADC117 9.5 inches (241mm) mustock
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API fekitori yetricone rock drill bits IADC117 8 1/2 inches (216mm)
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Wholesale trione bits IADC117 6 1/4 inches (159mm)
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Tricone bits mutengo IADC117 9 7/8 inches (250mm)
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Tenga ma tricone bits IADC117 12 1/4 inches (311mm)