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Hejian Huanyu Petroleum Machinery Co., Ltd.

Hejian Huanyu Petroleum Machinery Co., Ltd. in China. 1) Product :we specializes in manufacturing:Tricone bits,steel tooth bit,milled tooth tricone bit,tungsten carbide insert rock bit,tri-cone drill bit ,3 cone bits,rot ...

Hejian Huanyu Petroleum Machinery Co., Ltd.
beihuan road
hejian, HB 062450
China

Manufacturer  ·  Wholesaler  ·  Agent