CMS Magnetics(r) Grade N52 Super Strong Neodymium Magnet Ring OD1.26 x ID 1/2″ x 3/8″ – Rare Earth Magnet Ring for Classroom, Science Project and DIY Applications – One Pack

Features

• >> Powerful Magnets: Incredible Holding Power for its Size, Grade N52 – 69 lb Per Magnet Under Ideal Conditions, 13,500 Internal Gauss. Stronger than N50
• >> Numerous Applications: Useful Magnets for Science Experiments, Classroom Magnets, School Projects, Holding, Home Improvement, DIY Projects, Speakers, Arts and Crafts and Much More
• >> Best Coating Available: Ni+Cu+Ni Triple Layer Coated. Shinny and Corrosion Resistance
• >> Top Quality: These are the Highest Quality Magnets Made under ISO 9001 Quality Control Systems. All Tolerances are +/-0.002″
• >> Magnetism is Warranted for the Life Time and 30 Days Money Back Guaranteed