15mm x 5mm Rare Earth Neodymium Nickel Coated Disc Magnets Grade N52 5 Pack

15mm x 5mm  Pack of 5 Discs.  Grade N52 Nickel Coated Block Neodymium Rare Earth Magnets.  Surface gauss 4216.  You get a higher grade, N52, for what most others charge for a lesser Grade N42.  Best value anywhere.