12 1/4"-311.2mm S323 steel body PDC bit diamond rock drill bit made in China

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HEJIAN RLB DRILLING EQUIPMENT CO.,LTD

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12 1/4"-311.2mm S323 steel body PDC bit diamond rock drill bit made in China

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12 1/4"-311.2mm S323 steel body PDC bit diamond rock drill bit made in China

Bits Parameters Drilling Parameters Size Nozzle number Gauge length API connections Hydraulic flow rate Rotation speed Weight on bit in No. in in 1/s gpm rpm KN KIbs 8 1/2 6-8 2-3 4 1/2 25-38 400-600 ...

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