API 5CT Certified Quality: Passed CNPC Quality Testing Centre identification for reliability.
Precise CNC Processing: Numerically controlled lathe ensures thread interchangeability.
Wide Grade Selection: Available in J55, K55, N80, L80, P110 and other steel grades.
Comprehensive Testing: Full set of testing apparatus for thread pitch, depth, and profile.
20+ Years Experience: Professional manufacturer with long history in oil equipment.
Flexible Customization: Supports OEM, ODM, and Obm customized services.
1-Year Warranty: Comprehensive warranty coverage with technical support included.
Fast Delivery: Peak and off-season lead time within 15 working days.