M3.5x25mm A4-80 Socket Button Head Screw from Mexico
A4-80 (316) stainless socket button head screw, M3.5 diameter under 6 mm, with low-profile domed head for aesthetic fastening. Classified HTS 7318.15.60.10 for stainless socket screws with small threads. Used in architectural hardware and appliances.
Duty Rate — Mexico → United States
56.2%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Button head distinguishes from cap head; specify head style in entry docs
• Passivation certification required for A4 marine-grade corrosion resistance
• Avoid mixing with non-socket screws in same shipment to prevent commingling