Hebei Zhongxing Hongli Drills Manufacturing Co., Ltd. is a leading China PDC Drag Bits manufacturer, supplier and exporter. Adhering to the pursuit of perfect quality of products, so that our PDC Drag Bits have been satisfied by many customers. Extreme design, quality raw materials, high performance and competitive price are what every customer wants, and that's also what we can offer you. Of course, also essential is our perfect after-sales service. If you are interested in our PDC Drag Bits services, you can consult us now, we will reply to you in time!
We are a Roller cone bits and PDC bits manufacturing enterprise, our bits basing on high-tech skills and designs are used in the exploitation of natural gas, crude oil, water-well, geological exploration and so on. Tri-cone bits are from 3 3/8 to 28 inch, both milled tooth and Tungsten Carbide Insert Bit with metal seal and rubber seal.
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