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Shanaxi hai nai sen Petroleum Technology Co.,Ltd  

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drill rod for sale Spiral Geological Drill Rod 

Place of Origin: Shaanxi, China (Mainland) 
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drill rod for sale Spiral Geological Drill Rod

With professional and productive factory, HAINAISEN is one of the leading China spiral geological drill rod manufacturers. 


Welcome to wholesale spiral geological drill rod from us, we always have cheap products to offer you.


Geological spiral drill rod


Spiral craft: prestressed wire winding and welding with single strip steel or double strip steel, based on the big torque of 


geological drill rod.


Material of rod body: geological alloy pipe


Material of connector: first-class alloy constructional steel


Craft: thermal refining in vacuum, which greatly improves the fatigue resistance and shearing strength.


Rod body craft: friction welding, which improves the bending strength and the firmness of the drill rod.

http://www.pdcoiltool.com


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Company Info

Shanaxi hai nai sen Petroleum Technology Co.,Ltd [China (Mainland)]


Business Type:Manufacturer
City: Xi'an
Province/State: Shaanxi
Country/Region: China (Mainland)

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