28 Jul 15mm x 4mm Hole 4mm N52 Strong Countersunk Ring Disc Rare Earth Crafts Magnets
15mm x 4 mm Hole 4mm N52 Strong Rare Earth Magnet Countersunk Rings Specification:Dimensions: 15mm x 4mm thick Diameter of bore: 4mm Tolerances: ±0.2mm x ±0.2mm Plating/Coating: Ni-Cu-Ni (Nickel) Magnetization Direction: Axial (Poles on Flat Ends) Weight: 4.3 g (0.15oz) Max Operating Temp: 176ºF (80ºC)...