Hejian Hengji Bit Manufacture Co., Ltd.

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	TCI Tricone Rock Roller Bit/Oil Drill Bit, Tricone Water Well Drilling Bits 1. Tricone bit cutting structureAdopting new formula of new technology of the high quality hard alloy tooth, enhance the cutting teeth mechanical properties.2. T...	2017-11-16
	New Tricone Drill Bit for Sale, Drilling Bits Water Well, Atlas Coper 1. Hejian Ouyate bits manufacture co established in 1998, located in Cangzhou which is in the industrial zone of Cangzhou city, and e...	2017-09-24