M6 Black Oxide Helical Spring Lock Washer from Mexico
A black oxide coated M6 helical spring lock washer for indoor machinery, reducing friction and corrosion. The helical design locks nuts effectively under vibration. This non-threaded spring washer is classified under tariff item 7318.21.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Mention the black oxide coating on the commercial invoice, as it may affect the product's classification or valuation
• Verify if the coating contains any substances regulated by Canadian environmental laws
• Ensure the washers are correctly described as helical spring lock washers for customs