CTI Supfina Lapping System from Japan
CTI Supfina systems lap fuel injector needles and valve seats using electroplated diamond tooling for ultimate precision. HTS 8460.40.80 for specialized metal lapping applications. Cleanroom compatible configurations available.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Cleanroom certification documentation supports semiconductor-adjacent classification
• Electroplated tooling declared separately from base machine
• Sub-micron tolerance specs required for technical classification