![]() ![]() 400 series is magnetic and is much more durable and hard than 300 series. ![]() I used to manufacture custom surgical instruments. There are 2 general types of stainless steels, 300 series and 400 series. This article is very limited in information. Really? Nickel is magnetic? Try sticking a nickel to a magnet and let me know if you still think that. Subscribe on: Facebook | Twitter | Kindle Magnetic paint is available at many hardware stores. You could paint a small section of a wall where it’s most useful, even in kids rooms.
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