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Iibhithi zokubhola ezikhoyo kwisitokhwe se-IADC127 7 7/8 intshi (200mm)
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Iibhithi ze-tricone ezixabiso eliphantsi IADC127 9 5/8 ” (244.5mm)
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Intloko ejikelezayo yerig IADC127 9 7/8 ” (250.8mm)
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Iikhowuni ezi-3 ze-roller bits IADC127 11 5/8 ” (295mm)
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Iibhithi zokugrumba imithombo enzulu IADC127 12 1/4 ” (311mm)
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Iibhithi zokubhola zemithombo ezenziwe ngokwezifiso ze-IADC127 14 3/4 ” (374mm)
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Iibhithi ze-tricone ezithengiswa ngobuninzi IADC127 17.5 intshi (444.5mm)