Silicon-Manganese Steel Twisted Lock Washer M4 from China
A twisted band spring washer made of silicon-manganese steel, providing superior springback for precision instruments. Its spring action and non-threaded design place it under tariff item 7318.21.00.
Duty Rate — China → Canada
0%
Import Tips
• Provide a material certificate for the silicon-manganese steel to support classification
• Declare the washers as spring washers of iron or steel
• For precision instruments, ensure compliance with Canadian quality standards