PDC Core Bit with Diamond Gauge Protection from China
Polycrystalline diamond compact (PDC) core bit featuring diamond-impregnated gauge rings for wear protection during deep coring in quartzite and basalt. Falls under HTS 8207.19.60.65 for rotary core bits with diamond working elements in rock drilling. Provides extended life in highly abrasive conditions.
Duty Rate — China → United States
37.9%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Document PDC cutter specifications and diamond gauge percentage to validate working part composition
• Use ISF filing with detailed drilling application to avoid delays in high-value earth boring imports
• Maintain records of diamond supplier certifications for potential CBP verification audits