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Shanxi Weigao petroleum Drilling Tools CO., LTD
Shanxi Weigao petroleum Drilling Tools CO., LTD  

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Shanxi Weigao petroleum Drilling Tools CO., LTD [China (Mainland)]


Business Type:Manufacturer
City: Taiyuan
Province/State: Shanxi
Country/Region: China (Mainland)

weigaozuanjuxiaoshou:   qq

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kelly (Total 1 Products)

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  • square kelly and hexagonal kelly

square kelly and hexagonal kelly new

7 3/4

Kelly is on the top of drill stem, transmitting torque and supporting drill stem's suspension weight. It's the drive section of the whole drill stem.

2013-12-31

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