Alnico Magnets Set Of 4, 4 Each

The Alnico Magnets Set of 4 by United Scientific is a classroom magnet set containing two 80 mm x 15 mm x 10 mm bar magnets, a small 25 mm horseshoe magnet, and a large 35 mm horseshoe magnet, all supplied with keepers. Science teachers use it to compare bar and horseshoe field patterns, pole interactions, and lifting strength in elementary through high school magnetism lessons.