Sherardized Coach Screw 7/16 Inch x 5 Inch from Japan
Zinc-coated coach screw using sherardizing process for superior corrosion protection in harsh environments. Square head design counters torque in dense hardwoods. Classified as coach screws under HTS 7318.11.00.00.
Duty Rate — Japan → United States
22.5%
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
• Document sherardizing per ASTM B689 to validate coating thickness claims
• Separate from hot-dip galvanized in inventory to prevent cross-contamination claims
• Include torque specs in technical data for end-user liability protection