1.25" X 1/2" x 1/4" Nickel Coated Block Neodymium Rare Earth Magnet Grade N52

1.25" x 1/2" x 1/4" Grade N52 Nickel Coated Block Neodymium Rare Earth Magnet. Exceptionally powerful.   Surface Gauss  4154, BRMAX 52MGOe,    You get a higher grade, N52, for what most others charge for a lesser Grade N42.  Best value anywhere.