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Hejian Ouman Mining Bits Co., Ltd.
Cangzhou, Hebei, China (Mainland)
86-317-5581388
Business Type:
Manufacturer, Trading Company
Featured Products
94mm PDC Coring Bit
PDC Roof Drill Bit
Reamer Rock Drill Bit
PDC Bit For Oil Well Drilling
TCI Tricone Drill Bit
water well tricone bit
pdc non-core drill bit
PDC cutter for bits
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