N,M,H,SH,UH,EH grade block,ring,cylinder,irregular shapes NicuNi ,Zn coating,epoxy,gold and silver is available 1) Various grades and sizes are available2) Smooth coating, coating types: Ni, Zn, NiCuNi3) Stable magnetic performance4) Well known as rare earth magnets5) Neodymium iron Boron (NdFeB) magnets are alloys of some metals of the lanthanide group Golden Plating Ring magnet