Disc/Round Neodymium Magnet 1.Dimensions: Customized / Produce according to your needs 2.Materials: NdFeB,Grade N35 to N52 (M,H,SH,UH,EH AH) 3.Plating/Coating: Nickel,Zinc,Epoxy and etc. 4.Magnetization direction: Axial magnetized,Diametrical magnetized and etc. 5.Max operating temp.: 80 to 220 degrees celsius Round NdFeB magnet have a wide range of applications. Even at a very small size,it is strong enough for many tasks. Tiny size like D3x1mm,D4x2mm magnet and etc. Middle size like D6x2mm,D10x1mm manget and etc. Big size like D50x30mm magnet and etc.