Pneumatic Boule Flattener from Mexico
Handheld pneumatic tool for flattening ends of semiconductor crystal boules prior to slicing into wafers. HTS 8467.89.50.90 covers pneumatic tools in crystal grinder category per statistical notes. Prepares for uniform wafer thickness.
Duty Rate — Mexico → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include boule diameter compatibility data; pressure regulator compliance
• Avoid general pneumatic tool pitfall with usage affidavits
• Cleanroom material certification often required