Tool joint: from 27/8"-5"
Our tool joints are made of good quality steel alloy and Widely used in oil-drilling.
Our tool joints are made fully in accordance API Spec 5CT and widely used in big Chinese manufacturers like Shengli Highland, Shengli Freet, Dalipal and Tianjin Petropipe Manufacturing Company. There are huge customer's colonies in the North America, Latin America, Middle East, West Asia, West African, North Europe and Southeast Asia