Description Product Name Disc Neodymium Magnet Material NdFeB Shape Disc Size D8 x 5 mm Tolerance /- 0.1 mm Direction of magnetization Axis 5 mm Coating Nickel-plated (Ni-Cu-Ni) Magnetization N45 Strength approx. 2 kg (approx. 19.6 N) Max. working temperature 80°C Weight 1.9 g Neodymium magnet N45 Neodymium magnet D8x5 mm N45 Disc Neodymium magnets, like our other super magnets, are made of a special NdFeB alloy, which allows neodymium block magnets to achieve an extreme adhesive force of up to 200 kg. In our shop, you can find blocks with heights ranging from 1 to 25 mm, which makes them very versatile in their use. The blocks have a protective nickel coating, some even have gold plating, making them look very appealing.