Powder Metallurgy HSS Thread Mill from China
Solid carbide thread mill with PM-HSS containing tungsten carbides >0.2% for helical interpolation threading. Used in 3-5 axis CNC mills for blind holes. Advanced metallurgy qualifies under this high-performance subheading.
Duty Rate — China → United States
40.7%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Distinguish from milling cutters (8207.70); primary thread-forming function governs
• High-value items—ensure accurate declared value with cost breakdowns
• Mark coatings (TiN/TiAlN) separately as they don't affect HTS classification