We&©|160;are&©|160;Hejian&©|160;Deris Petroleum&©|160;Drilling Equipment Co.,&©|160;Ltd&©|160;Drilling Supplies Marketing Dept. specializes in drill bits, drill pipe, Mud pump and stablizers for water well, oil field, construction, geothermal, directional boring, and underground foundation work all over the world. Our purpose is to sell the best quality products at the lowest possible price.
We are a professional supplier of new and
used(rebuilt) drill bits used for oil filed, water well. Including tric...
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