... 3) fast and safe delivery & excellent service N42 8*5mm strong neodymium magnet These magnets will have approximately 5150 Gauss on each ... face. Each magnet can support a steel weight ... motors, wind generators, sensors, leather, toys, package etc.Neodymium (NdFeB) Permanent Magnet Available Grades in: N, M, H, SH, UH ...