Stanford - Model SMDN0012 - Neodymium Disc Magnet
The SMDN0012 DISC neodymium magnet is made from high perfermance N52 NdFeB, with Nickel coating. The dimension of this item is 3/16' dia. x 1/32' thick, magnetized Through Thickness, with tolerance of ±0.004' x ±0.004'. The weight of this super strong neodymium magnet is 0.00023375 lbs. It can pull up to 0.43 lbs steel. And the surface field is up to 2340 gauss.