Faxco 12 PCS Magnetic Hematite Zingers for Science and Fun?Sphere Magnet Fun and Science Toy?Magnetic Rattlesnake Eggs?Sphere Large Magnet?A Magnetic Sphere Size: 25mm? - Walmart.com
GRAINGER APPROVED Sphere Magnet: Grade 35 Neodymium, Nickel Plated, 12.3 lb Max. Pull, 3/4 in Dia - 10E787|10E787 - Grainger