6.3mm Phillips Drive Self-Tapping Concrete Screw from Canada
Hex washer head self-tapping screw with 6.3mm shank for direct fastening into masonry and concrete, featuring hardened tip for tapping threads. Classified in HTS 7318.14.50.80 for large-diameter self-tapping iron/steel screws, other types.
Duty Rate — Canada → United States
18.6%
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
• Include torque test data showing self-tapping capability in technical documentation
• Declare heat treatment specs to confirm carbon steel composition
• Avoid palletizing with anchors to prevent 'set' classification issues