20 pieces of strong cube block strong magnet rare earth N35 neodymium Strong Permanent Rare Earth Magnets for Fridge DIY Building 20 x 10 x 2mm

Excellent magnet coating: triple coating in; which allows the adhesive magnets to have a smooth surface to better withstand external stresses and interventions. Size: approx. (L) 20 x (W) 10 x (H) 2 mm. Strong magnets: incredibly strong holding power holding force is not less than 3.1 kg per magnet with direct touch and direct pull. Magnetized in pairs: these are self-adhesive magnets respectively magnetized axially in half with the adhesive surface on the magnetic south pole and north pole! This is useful if for example you need to attach 2 adhesive magnets to each other. the other magnetically! something and decorative and creative for manual activities more industrial home science and office use.