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Hejian Solidkey Petroleum Machinery Co.,Ltd.
Hejian Solidkey Petroleum Machinery Co.,Ltd.  

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Hejian Solidkey Petroleum Machinery Co.,Ltd. [China (Mainland)]


Business Type:Manufacturer, Trading Company, Distributor/Wholesaler
City: Cangzhou
Province/State: Hebei
Country/Region: China (Mainland)

Hyman Zhang:   skype
Hyman Zhang:   qq

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Drill collar (Total 3 Products)

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  • drill collar

drill collar new

API Spec7-1 standard.

2013-04-15

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  • Drill collar for oil

Drill collar for oil new

3 1/8"-11"

All drill collars are inspected to comply with API standards and our own internal specifications.

2013-04-15

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  • drill collar

drill collar

3-1/8" to 11"

drill collars are made of AISI 4145H or 4145H modified alloy steel. Its bores are trepanned from one direction with no mismatch. All drill collars ar

2013-04-15

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