Ours are neodymium strong magnets heavy duty, which have big suction, there are a variety of sizes to meet your needs, support custom sizes,Three-layer electroplating makes the appearance of the magnet more durable, size diameter 8 mm thickness 3 mm,Widely used magnets in your daily life or work, crafting, jewelry, photos, greeting cards displaying, even magnet projects and more,Multifunctional Strong Magnets Push Pin: Can be used as locker magnets, magnets for fridge, calendar, map, kitchen, billboard, dry erase board in home, office,MIN CI is a manufacturer of neodymium magnet, we can provide magnets in different sizes