This is a hollow cylindrical magnet with a black appearance, that is, a cylindrical magnet with a hole punched through the middle, the material is rare earth neodymium, N50 grade made, outer diameter 7.5mm, hole 3mm, height 30mm, it can be magnetized axially or radially according to your application, need to get the price please provide the quantity, and it can be processed according to your technical requirements.
High strength magnetism black hollow cylindrical magnet 7.5x3x30mm
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