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