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Spiral Drill Collar

Spiral Drill Collar
Spiral Drill Collar

Product Description

We supply spiral drill collars in all dimensions according to api spec7 (od: 3 7/8", 4"~4 3/8", 4 1/2"~5 1/8", 5 1/4"~5 3/4", 5 7/8"~6 3/8", 6 1/2"~7", 7 1/8"~7 7/8", 8"~8 7/8", 9"~9 7/8", 10"~10 7/8", 11"). Our spiral drill collars are strictly produced according to api spec7 and iso quality certificates. With best quality and competitive price, our spiral drill collars have been exported to many countries in the world.

As a state-owned company, we have good fame and financial support to do business with reliable friends. Please feel free to contact us if you are interested in our spiral drill collars.

More Product Features

   
Standard:  API SPEC7 AND ISO QUALITY CERTIFICATES
Origin:  China
Usage:  Well Drilling Machinery
Company: China National Geological Materials Supply & Sales Corporation

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