8 3/4 Inch 222.2mm Iadc627 Tricone Roller Bit For
2019-1-5 · 8 3/4 Inch 222.2mm Iadc627 Tricone Roller Bit For Hard Rocks Tci Insert Bit For Well Drilling , Find Complete Details about 8 3/4 Inch 222.2mm Iadc627 Tricone Roller Bit For Hard Rocks Tci Insert Bit For Well Drilling,Tricone Roller Bit,Insert Bit,Tricone Bit from Mining Machinery Parts Supplier or Manufacturer-Hebei Yichuan Drilling Equipment Manufacturing Co., Ltd.
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