Description
The SMRN0728 ring neodymium magnet is made from high-performance N42 NdFeB, with Nickel coating. The dimension of this item is 2″ od × 1/4″ id × 3/8″ thick, magnetized through thickness, with the tolerance of ±0.004″ × ±0.004″ × ±0.004″. The weight of this super strong neodymium magnet is 0.314375 lbs. It can pull up to 77.34 lbs steel.