Crystal Boule Flattener Tool Head from Canada
Diamond tool head for grinding orientation flats on semiconductor crystal boules to indicate resistivity type. Part of crystal grinder systems under HTS 8422.90.91.95 statistical notes. Ensures proper wafer alignment in later processing.
Duty Rate — Canada → United States
60%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document flat length/angle specs per SEMI standards; pair with boule diameter; cleanroom certification required