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Yemen 14 3/4" 5 blades PDC bit
Yemen 132mm 3 blades diamond bit
Yemen 4 blades PDC diamond bit
Yemen roller cutters for rock reamer
Yemen replaceable roller cones for reamer bit
Yemen 7 7/8”3 blades diamond PDC bit
Yemen 12 1/4inch Hybrid drill bit
Yemen 17 1/2inch Hybrid pdc drill bit
Yemen 9 7/8 tricone bit for mining,iadc825
Yemen 26inch steel tooth bit iadc115
Yemen 8 3/4inch pdc bit,steel body, 4 blades
Yemen 12.25 IADC317 steel tooth tricone bit
Yemen 12.25 IADC127 tricone roller bit
Yemen 12.25 IADC126 steel body PDC bit
Yemen 12.25 IADC117 steel tooth tricone bit
Yemen 8.5 IADC127 milled tooth tricone bit
