Casing is mainly used for drilling in ocean and desert to separate sea water and sand and ensure smooth drilling.
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Connection:BTC LTC STC etc
Steel grade:J55 K55 N80 L80 P110 etc
As a professional manufacturer, we provide follow services:
2.ONE year warranty and life time maintenance
3.In time delivery.
4.High Quality assurance..
Hot Tags: 4-1/2 CASING PIPE, China, manufacturers, factory, in stock
Hot Tags: 4-1/2 casing pipe, China, manufacturers, factory, in stock