These neodymium pot magnet through hole with counter bore have only one surface that has strong magnetism; the other surface of the neodymium pot magnets just has very weak magnetism.

The Specification of Pot Magnets With Bore

As a professional magnetic products supplier, LEYUAN supplies magnets to a wide range of industries including: Power Transmission, Magnetic Separation, Food and Pharmaceutical Processing, magnetic pumps and Office Supplies. As a result of our excellent quality, service and experience, we are now the preferred supplier to many global leaders in the food and pharmaceutical industries.