But keep in mind

The size of the 3 sheets corresponds to folding an A4 size into 3 on the short side (approximately M65)

Black office magnets from BNT office

Similar to small public cars (the bubble)

Pottemagnet m. indvendigt gevind, Ø10 mm. ludo maxi But keep in mindPot magnets with internal thread, 10mm (about 0. 39 in). These magnets are strong, small pot magnets with M3 internal threads. A neodymium magnet has a steel pot all around, which helps strengthen the magnetism. The option of using either a screw or bolt on the M3 thread will allow you to directly screw the pot magnet onto a surface. SPECIFICATIONS: Strength: approx. 1. 200 g. Diameter: 10 mm. Height: 4. 5 mm. Magnetism: N38 Surface: nickel coated