50x50x20mm big neodymium block magnets

Rare earth magnets are made from alloys of rare earth elements, and known as neodymium magnets or samarium-cobalt(SmCo)magnets.The rare earth neodymium magnets are the most powerful magnetic material.What you look at now are rare earth neodymium square magnets,which also called as rare earth neodymium rectangular/block magnets,because of the large dimension(50 x 50 x 20 mm),they have super strong magnetic force.We usually deliver such big rare earth neodymium square magnets with individual package.