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take the core impact drill bit (drill level configuration chart)

Summary: 买卖机械网旺铺普通会员第7年,公司资料已核实河南中煤机械有限公司郑州分公厂家直销PDC取芯钻头高强度,高耐磨,抗冲击,厂家提供最...

trading machinery network wangpu general member in the 7th year, the company's information has been verified by henan zhonghua machinery co., ltd. zhengzhou branch factory direct pdc core drill bit high strength, high wear resistance, anti-shock, manufacturers provide the most competitive advantage price and latest produce. in order to achieve the core drilling, according to the basic characteristics of the air impactor drilling, the rock mechanical physical properties are designed to achieve good application effect, and the heart drill is divided into two types and double tubes. picture.

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technical field the present invention is a drilling area, and specifically, a rope to take a heart impact drill can be widely used in a drilling area of ​​geological oil hydropower coal metallurgy and other departments. background.