Green Stuff World Neodymium Magnets 2x1mm - 100 units (N52) Neodymium Magnet is the strongest type of permanent magnet commercially available The Best magnet to trust with your wargaming miniatures See Description for more information Neodymium Magnets 2x1mm - 100 units (N52) Diameter: 2mm Thickness: 1mm (1/32') Quantity: 100 Magnetisation: N52 Pull Forces: 126gr (magnet to magnet) ** Material: NdFeB Coating: Nickel Plated (Ni-Cu-Ni) Neodymium Magnet is the strongest type of permanent magnet commercially available. They have replaced other types of magnets in the many applications in modern products that require strong permanent magnets.