Spiral Drill Collar
Listing ID#18940
Model31/8"-
CategoryMining Machinery
Mining Machinery

Spiral Drill Collar

Specifications

Origin
China
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Quick answer

Spiral Drill Collar is a Mining Machinery product. Key specs — Origin: China.

Product Description

The spiral drill collars are made of 4145H modified chromium-molybdenum alloy steel acc. to API Spec.7 and SY/t5144. All threads are phosphated, coppperized or cold worked. All threads are machined with CNC Lathes-Double-Shouldered and special threads. The max diameter of drill collar is 14 inch.

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