CMS Magnetics Super Strong Neodymium Magnets Ring N45 1-1-2"OD x 1.065"ID x 3-8" - Rare Earth Ring Magnet - Science Projects School and Magnetism Education

This versatile powerful ring neodymium magnets is perfect for integrating into your projects or ideas. Under ideal conditions, it has a pull force of 38.5 lbs, and a gauss rating of 13,500 gauss. The magnetic strength will last forever under normal use. The dimensions of this magnet are 1-1/2" in diameter and 3/8" in thickness with a 1.065" hole going through the center of the magnet. Applications include: Magnetic holding, positioning, home improvement, kids’ science education and projects. And they are also great for DIY projects and many more. Please note: 1. All magnets are fragile and may chip or shatter, but if used properly under normal circumstances, they can serve you for a lifetime. 2. As with all magnets, keep away from pacemakers and sensitive electronics. Keep away from children under 5 years old. 3. We do our best to get your positive reviews. We love to hear from our customers. Should you have any issues or questions about your order, please contact us before leaving any negative comments or feedback. FYI The magnet pull force is tested in a standard settings, it has to be direct touch and direct pull from a 20 mm thick low carbon steel. This is industrial standard so magnets from different sources are comparable. Most home testing cannot meet this requirement and the testing result is less.