30mm neodymium magnet ring

Electroplated 24k pure gold neodymium magnet ring 30mm x 6mm

This magnet ring is made of high-performance rare earth neodymium as the base material, with an outer diameter of 30 millimeters and a thickness of 6 mm, in a ring design. In terms of surface treatment, a nickel layer is first used as a base to enhance corrosion resistance and coating adhesion....