
Directional Drilling Tool API Non-Magnetic Drill Collar Nmdc Nc 51. API Certified Quality: Strictly abides by API 7-1, API 7-2, SY/T5144, and SY/T5146 standards. 1-Year Warranty: Comprehensive 1-year warranty covering mechanical defects and quality issues. Customized Logo & Packaging: Offers customized logo, packaging, and graphic customization with MOQ of 1 piece. Advanced Testing Methods: Includes Ultrasonic Testing (UT) and Magnetic Particle Inspection for all products. OEM & ODM Services: Provides full customization from samples, designs, and flexible minor customization. High Bending Strength: Various models offer bending strength ratios ranging from 2.37:1 to 3.18:1. Timely After-Sales Support: Provides free change for quality issues and 24/7 assistance.