Tianjin jinyiyuan Heavy Machinery Manufacturing Co., Ltd

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Manufacturer from China
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Tianjin jinyiyuan Heavy Machinery Manufacturing Co., Ltd
City:tianjin
Province/State:tianjin
Country/Region:china
Contact Person:MissZhang
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1200mm Diameter Double Layer Roller Bit Core Barrel

1200mm Diameter Double Layer Roller Bit Core Barrel
  • 1200mm Diameter Double Layer Roller Bit Core Barrel
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Steel Double Layer Core Drill Barrel Harder Bedrock Formation Description It is difficult to drill directly with auger bits or rotary drill bits for ...
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