Neodymium 8x3mm Disc Rare Earth Utility Magnets Magnetic
< >Size: 8x3mm. These magnets are not toys. Small magnets pose a choking hazard, and can be lethal if swallowed. Grade super< >Disk magnets< >. < >Coating: Nickel Plated. < >Maximum heat tolerance: 175 F. 80 C.