Stainless Steel API Non-Magnetic Oil Well Drilling Collar
Singapore based company, we specialise into supply of oilfield drilling products and services to worldwide market. We specialize into supply of Drilling Products; however we do have support for other...
cemented carbide oil well drill collar
Cemented carbide short drill pipe drill collar Features:1.OEM & ODM projects are acceptable.2. ISO 9001-2008 Quality Control System3.100% virgin tungsten carbide powder.4. High quality. 5. Fas...