1/4-20 UNC Grade 5 Bolt Nut Washer Kit from United States
An imperial-sized Grade 5 zinc-plated steel bolt with a nut and washer, packaged as a matched set for structural applications. This set is classified under tariff item 7318.15.00 as other screws and bolts of iron or steel, whether or not with their nuts or washers.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Declare the entire kit as a single tariff item to avoid misclassification
• Confirm the zinc plating does not alter the base metal classification
• Provide the grade certification to support the steel grade