Used Wafer Chuck Boring Machine from Japan
Used precision boring machine for machining semiconductor wafer chucks from metal blocks, ensuring flatness for processing. HTS 8459.29.00.10 for rebuilt boring by metal removal. Ties to wafer preparation equipment indirectly.
Duty Rate — Japan → United States
14.2%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide micrometer tolerance proofs; sub-micron claims need lab validation
• Declare as 'semiconductor tooling machine' for correct statistical reporting