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