18mm x 3mm Neodymium Disc Magnets
Dimensions: 18mm dia. x 3mm thick , Tolerance: +-0.5mm Shape: Disc/Cynder Material: Neodymium Magnet, NdFeB Magnet, Grade: N52 Plating /Coating: Ni-Cu-Ni (Nickel) Magnetization Direction: Axial(Poles on Flat Ends) Max Operating Temp: 176ºF (80ºC) Ages:7+ ages, both for kids and adults
this is a very powerful 18mm diameter x 3mm neodymium disc magnet. It is very versatile and can be used for a wide variety of magnetic applications.