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Xi an Overseas Oilfield Supplies Co Ltd > Product Catalog > Drill Collars

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2009

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Xi an Overseas Oilfield Supplies Co Ltd

Drill Collars

Detailed Product Description

Drill collars:

Standard: API Spec7

Material: AISI 4145H Alloy Steel or Non-magnetic material

Specification: OD: 3-1/8”-11”

Length: 10’-31’

We assure you the non-magnetic drill collars we are supplying are the best in China .

Place of Origin:

Shaanxi in China

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