50Pack Neodymium Magnets Industrial Strength Round Base Small Rare Earth Magnets, 0.39''(10mm) Heavy Duty Disc Magnets with Countersunk Hole for Tool, Home, Workplace etc.: Amazon.com: Industrial & Scientific
Pacemaker Safety
Magnet Grades
CMS MAGNETICS - Rectangle Neodymium Magnet Bar (1 ct, 3” x1/2" x1/4”) - Rare Earth Rectangle Magnet for Crafts, School Projects & Magnetic Therapy, Pack of One Rectangular Neodymium Bar Magnet: Amazon.com: