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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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