Strong Magnets, 50X10X5Mm | 10 Pack Flat Bar Magnets, Magnetic Strips Self Adhes
【Perfect Quality】:The magnets are coated with three layers of Ni+Cu+Ni. The thickness of this magnet is 5mm, which is stronger and less fragile than other 3mm magnets. Perfect Quality:The magnets are coated with three layers of Ni+Cu+Ni.