Okamoto ACC-63DX CNC Surface Grinder from Japan
Numerically controlled surface grinder for finishing flat metal surfaces on semiconductor tooling bases to micron tolerances. Works by abrasive metal removal from cermets, classified as other CNC machine tools in 8461.90.30.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify grinding wheel specifications showing metal/cermet application
• Include vibration isolation specs critical for semiconductor precision imports
• Document coolant filtration to meet environmental import requirements