Factory Free sample Pdc Polycrystalline Diamond Compact - API factory of Reverse Circulation Rock Drilling PDC Bit – FAR EASTERN
Factory Free sample Pdc Polycrystalline Diamond Compact - API factory of Reverse Circulation Rock Drilling PDC Bit – FAR EASTERN Detail:
Product Description
Reverse circulation is a type of drilling technology, the mud fluid inside drill pipe goes from bottom to ground, big size rock chips could be sucked away from hole bottom to avoid breaking repeatly, so the drilling speed is much faster and high efficiency.
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By Liz from Angola - 2017.09.09 10:18
The customer service staff's answer is very meticulous, important is that the product quality is very good, and packaged carefully, shipped quickly!
By Anna from The Swiss - 2017.11.29 11:09