Manual Crystal Wafer Grinder from Mexico
Hand-operated grinder for processing semiconductor crystal boules to precise diameters, creating flats for conductivity indication as per statistical notes. Classified under HTS 8460.40.80.20 for grinding machines finishing metal/cermets, low-value. Essential in wafer preparation workflow.
Duty Rate — Mexico → United States
14.4%
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
• Document crystal grinding function with photos/specs; distinguish from general metal grinders
• Ensure valuation excludes software or accessories to stay under $3,025 threshold
• Obtain manufacturer's declaration linking to semiconductor statistical note (a)(ii)(A)