MicroMagnets by Zen Magnets – 2.5mm Neo Sphere Rare Earth Magnets (Neoballs) that don't suck
AlNiCo Micro Magnets Supplier - Magnets By HSMAG
MicroMagnets: Tiny magnets for sculpting.
The Micro Running Magnet professional lighting Systems | Flos
Micro Magnet 1x1.5 Mm Precision Small Round Disc Imanes De Neodinio Medical Neodymium Sensor Mini Metal Magnetic Cylinder 100pcs - Magnetic Materials - AliExpress
High Precision Micro Magnet Supplier - Magnets By HSMAG
MicroMagnets: Tiny magnets for sculpting.
The Magicians Micro Magnet kit by Chazpro Magic - Trick – Boardwalk Magic Shop
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
Ensign - 432 Micromagnets 2.5mm Tiny Magnetic Balls | Neoballs Marketplace by Zen Magnets
Life on Magnets: Stem Cell Networking on Micro-Magnet Arrays | PLOS ONE
Envoy - 1728 Micromagnets 2.5mm Tiny Magnetic Balls | Neoballs Marketplace by Zen Magnets