339 Casing Coupling

339 Casing Coupling

Coupling is a kind of drilling tool in oil field, which is mainly used for tubing connection or casing connection.
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Product Details

4-1/2" J55  LC Casing coupling

5-1/2" N80 BC Casing coupling

7-5/8" N80  SC Casing coupling

9-5/8" P110 BC Casing coupling

13-3/8" K55 BC Casing coupling

20"       K55 BC Casing coupling

Our Services/Warranty

As a professional manufacturer, we provide follow services:

1.Lower price

2.ONE year warranty and life time maintenance

3.In time delivery.

4.High Quality assurance.. 


Latest news

We have lots of couplings and couplings stock for sales,such as 4-1/2”;9-5/8”,20” standard size