Non Magnetic Drill Collars

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Non Magnetic Drill Collars
Posting date : Mar 20, 2014
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VEGETABLE PRODUCTS | Oil seeds
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12-
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The non magnetic drill collars are made from low carbon stainless steel and conform to the requirements of API Spec.7 and SY/T5144.All threads are phosphated,copperized or cold worked. All connections are equipped with pressed steel thread protectors. All threads are machined with CNC Lathes-Double-shouldered and special threads.

ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us
Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea
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