The SMBN0542 countersunk neodymium magnet is made from high-performance N42 NdFeB, with Black Plastic coating. The dimension of this item is 1" × 1" × 1/2" thick w/ hole to accept #8 screws, magnetized Through Thickness, with the tolerance of ±0.004" × ±0.004" × ±0.004". The weight of this super strong neodymium magnet is 0.109375 lbs. It can pull up to 27.3 lbs steel.
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