Purchase Qty. Reference FOB Price
1-9 Pieces US$2,000.00
10+ Pieces US$1,000.00
Product Description
Product Description API Non-magnetic Drill Collars for oil drilling tools The Non-magnetic drill collars are made fom 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 Connecions are equipped with ...