Wafer Slicing Saw Weight Calibration Kit from Mexico
A set of precision test weights and fixtures for calibrating weighing systems on wafer slicing saws used in semiconductor wafer preparation. Falls under HTS 8423.90.90.00 as weighing machine weights essential for maintaining accuracy in boule slicing operations. Ensures dimensional consistency from crystal grinders to final wafers.
Duty Rate — Mexico → United States
12.8%
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 NIST-traceable calibration data sheets with shipment for immediate customs verification
• Label as 'semiconductor weighing weights' to prevent confusion with retail scale kits