Chromium-Alloyed Core Drill Bit from Mexico
A diamond-impregnated core barrel bit with cutting matrix over 0.2% chromium by weight, for sampling hard rock in geological surveys. HTS 8207.19.30 applies due to the alloyed cutting part enhancing heat and wear resistance. Used in wireline coring systems for precise earth boring.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include drilling logs or end-use statements confirming rock/earth boring to differentiate from concrete tools
• Ensure 'not for resale as set' declaration if with casings, per statistical notes on sets
• Comply with ISO 9001 for quality marks, often required for survey-grade bits