Description
The SMBN0453 countersunk neodymium magnet is made from high-performance N52 NdFeB, with Nickel coating. The dimension of this item is 1/2″ × 1/2″ × 1/2″ (- 0.127″ hole), magnetized through thickness, with the tolerance of ±0.004″ × ±0.004″ × ±0.004″. The weight of this super strong neodymium magnet is 0.030125 lbs. It can pull up to 21.32 lbs steel. And the surface field is up to 6451 gausses.