Master Magnetics 0.472 In. Neodymium Disc Magnet, 6-Pack is a versatile and powerful magnet option designed to meet a variety of needs. These magnets are crafted from a combination of neodymium, iron, boron, and other transition elements, making them permanent rare earth magnets. Known as the strongest permanent magnets available today, neodymium magnets exceptional pull force. They are i for a wide range of applications, including industrial uses such as manufacturing motors, alternators, and actuators. Additionally, they are for creative projects, school experiments, and DIY crafts. Whether your project requires light, medium, or heavy-duty magnetic strength, these neodymium disc magnets provide reliable and powerful performance. Model Number: 07046