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