Disc Magnet Specification: Product name: Wide application industrial N35-N52,(M,H,SH,UH,EH) strong disc ndfeb magnet 1.Shape: Disc, Customized Design (Design proper magnets for clients specific requirements)2.Coating: Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper, Epoxy, Chemical, PTFE, Parylene, Everlube, Passivation and more. Surface Treatment..