15mm ring magnets

Neodymium ring magnet 15mm N42 OD 15 x 8 x 3 China

Name: Powerful Neodymium Ring Magnet 15x8x3mm，Material: Rare earth neodymium，Size: Outer diameter 15mm, inner diameter 8mm, thickness 3mm，Grade: N42，Type: Sintered permanent magnet，Magnetic field strength: above 3000 Gauss。...