Mag-Mate - 1/2" Diam x 1/4" High Neodymium Rare Earth Magnet - 39158654 - MSC Industrial Supply
Amazon.com: Master Magnetics COW-RUM5CX3BX Cow Magnet, Ultimate Heavy Duty Ru-Master 5, Steel Ring and Ferrite, 0.75" Diameter, 3.375" Length, Black and Silver (Pack of 3) : Industrial & Scientific
Teknium on Twitter: "Here is a magnet link: magnet:?xt=urn:btih:ZXXDAUWYLRUXXBHUYEMS6Q5CE5WA3LVA&dn=LLaMA" / Twitter