Factory directly China 4 1/2″ 114mm Drill Pipe with Thread 2 7/8″ API If for Oil Well
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we can offer high quality products, competitive price and best customer service. Our destination is “You come here with difficulty and we give you a smile to take away” for 4 1/2″ Drill Pipe, China 4 1/2″ Drill Rod, In the future, we promise to keep present the high quality and more cost-effective products and solutions, the more efficient after sales service to our all customers all over the world for the common development and the higher benefit.
Spec |
Grades |
API Spec 5D |
E75、X95、G105、S135 |
etc |