N38 4mm dia x5mm strong Neodymium rod magnets craft fridge DIY cheap Var.Packs

Samarium Cobalt. Grade: N38. in NdFeB (Neodymium), SmCo (Samarium Cobalt), AlNiCo (Alcomax) and Ceramic. Neodymium Blocks. Neodymium Disks / Rods. Neodymium Cubes. Neodymium Rings. Neodymium Spheres.

eBay