1.Use high quality steel to make the base material of PDC hole opener.
2.The surface of the blade weld high-performance wear-resistant material
3.Double row of teeth, long parabolic crown, longstraight blades shape structure.
4.Using high-quality cutting teeth, improve the resistance and PDC bit attack abrasive.
It is suitable for the trenchless,no-dig,horizontal directional drilling(HDD), large size well,mining and infrastructure applications etc.
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