M6 Hex Head Bolts with Nuts from China

Carbon steel hex head bolts with a 5.5 mm thread diameter, shipped with matching nuts and washers for assembly. These are classified under HTS 7318.15.20.10 due to their shank/thread diameter under 6 mm and being entered together as bolts with nuts/washers. Commonly used in machinery and furniture assembly.

Duty Rate — China → United States

35%

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

Verify thread diameter is under 6 mm with caliper measurements for statistical reporting

Include packing list proving bolts, nuts, and washers are shipped together to qualify as a set

Ensure country-of-melt documentation for steel origin under Section 232 tariffs