... of protective coatings - Nickel + Copper + Nickel (Ni-Cu-Ni). Shape:DiscDiameter10mmThickness:1mmGrade:N42Plating/Coated:Ni-Cu-Ni ( Nickel )Material:NdFeBPerformance ... point is that we can customize the size and shape according to your requests! GradeN35-52(N,M,H ... ,SH,UH,EH)Various sizes CustomizedShapeBar, Strip, Stick, Block, Sheet, Round, Disc, etc.MaterialsSintered Neodymium-Iron- ...