Neodymium Rare Earth Disc Magnet 20mm x 3mm Nickel Coated Grade N52-Single Magnet

Neodymium Rare Earth Disc Magnet 20mm x 3mm Nickel Coated Grade N52-Single Magnet.  Grade N52 Nickel Coated Block Neodymium Rare Earth Magnets.  Surface gauss 4056.  You get a higher grade, N52, for what most others charge for a lesser Grade N42.  Best value anywhere.