Copper Lag Wood Screws from China
Large diameter lag screws made of copper for heavy timber construction like log homes, featuring hex heads and aggressive wood threads. They are properly classified under HTS 7415.33.0500 as copper screws for wood.
Duty Rate — China → United States
38%
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
• Size-specific declarations (e.g
• 1/2" diameter) help confirm lag screw vs bolt distinction
• Avoid tin >3% alloys to prevent bronze classification per subheading note (b)
• Use ISF filing 24+ hours prior for ocean shipments of metal goods