12.9 Alloy Steel Hex Bolt M16 with Heavy Hex Nut and Hardened Washer from Mexico
Metric Class 12.9 alloy steel heavy hex bolt with matching heavy hex nut and hardened flat washer for high-stress applications. Shipped as set under HTS 7318.15.20.
Duty Rate — Mexico → United States
10%
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
Import Tips
• Class 12.9 requires tensile strength certification (min 1220 MPa)
• Heavy hex proportions per DIN/ISO standards must be documented
• Alloy composition affects potential Section 232 duties