Circular Trig Disc Calculator from United States
A pocket-sized rotating disc calculator for trigonometric functions, used in surveying and construction for angle and side calculations. It is a manual mathematical instrument, fitting the definition of a disc calculator under drawing, marking-out or mathematical calculating instruments.
Duty Rate — United States → Canada
0%
Import Tips
• Verify the disc is not electronic; if it has any electronic components, it may fall under another heading
• Provide a clear product description for CBSA to confirm it is a mathematical instrument
• Check if the disc is made of paper or plastic, as this may affect duty rates