Stanford - Model SMBN0386 - Neodymium Block Magnet
The SMBN0386 BLOCK neodymium magnet is made from high perfermance N42 NdFeB, with Nickel coating. The dimension of this item is 3/16' x 3/16' x 3/16' thick, magnetized Through Thickness, with tolerance of ±0.004' x ±0.004' x ±0.004'. The weight of this super strong neodymium magnet is 0.0017875 lbs. It can pull up to 2.29 lbs steel. And the surface field is up to 5754 gauss.