M5 Carriage Bolts with Square Neck Nuts from United States
M5 carriage bolts with square neck nuts, featuring a 5 mm thread diameter and round head design, are used for woodworking applications. They are entered as a shipped set with nuts, and because the thread diameter is under 6 mm, they fall under tariff item 7318.15.00 for other screws and bolts of iron or steel.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Ensure the thread diameter is accurately measured and declared, as bolts under 6 mm are classified under this item
• Include the nuts in the shipment value for correct duty assessment
• Keep commercial invoices with detailed product specifications for CBSA review