Koyo Machinery Centerless Grinder G-20S-CNC from China
Koyo G-20S-CNC is a compact numerically controlled centerless grinder for small-diameter metal pins and semiconductor tooling shafts, achieving micron-level surface finishes via abrasive grinding. It supports high-volume production without fixturing centers, directly matching HTS 8460.22.00.80 for other NC centerless grinding machines. Used in processing metal parts for wafer slicers and polishers.
Duty Rate — China → United States
39.4%
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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Import Tips
• Include ISO certification for abrasive wheel specs; declare max workpiece diameter to confirm 'other' status
• Pitfall: Incorrectly grouping with hand tools under 8460.90