Amazon.com: 40pcs 6*3mm Small Magnets for Crafts - MEALOS Mini Magnets Tiny Magnets - Little Button Magnets Micro Magnets - Round Fridge Magnets Also for Miniatures, Model Making, Crafts and 3D Printed
10mm X 1mm Round Neodymium Magnets | 8x1 5mm Neodymium Magnets | Small Neo Magnetic - Magnetic Materials - Aliexpress
Amazon.com: FINDMAG 100 Pack Small Magnets Refrigerator Magnets, 5x2mm Mini Magnets, Small Little Neodymium Magnet Fridge, Tiny Magnets for DIY, Whiteboard, Micro Magnets for Office, Crafts : Industrial & Scientific
Miniature Magnets - Electron Energy Corporation
Envoy - 1728 Micromagnets 2.5mm Tiny Magnetic Balls | Neoballs Marketplace by Zen Magnets
Morphing Fidget Micromagnets
Small Round Neodymium Magnets 8x2 | Neodymium Disc Magnets | Ndfeb 8x3 - Magnets Small - Aliexpress