Thread Grinding Machine for Worm Gears from China
Specialized grinder for finishing threads on worm gears used in industrial gearboxes, removing metal via abrasive wheels to precise tolerances. Classified under HTS 8461.40.50.70 as 'other' gear grinding machines for metal/cermet workpieces. Essential for power transmission components in heavy machinery.
Duty Rate — China → United States
41.9%
Rate breakdown
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]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide engineering drawings showing gear-specific fixturing to distinguish from universal thread grinders
• Ensure valuation separates software from hardware to avoid over-declaring dutiable value