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