Used Wafer Chuck Boring Machine from Mexico
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 — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide micrometer tolerance proofs; sub-micron claims need lab validation
• Declare as 'semiconductor tooling machine' for correct statistical reporting