6x4mm N52 Rare Earth Neodymium

These are very strong magnets.  They have a pull force of just over 3 lb.  These are used in many of our products an and are great when you need a strong magnet in a 3D printed product.

They're made of Neodymium and Nickel plating.  Like all magnets, they are somewhat fragile.  They are not like a hard metal.  They can crack and break