and they can stay in place on cars up to 120 km

There may be periodic fluctuations in the electronics

It is difficult to remove iron powder from a permanent magnet again

And you can use the magnetic buttons as bag locks as well

Stærke magneter med hul

Farvede power magneter 6x3 mm., 10-pak kobber boardmarker mix and they can stay inStrong copper plated magnets in a package of 10. Don't be fooled: these magnets may be small but they are super strong with an impressive strength of 0. 8 kg. Diameter: 6 mm. Height: 3 mm. Strength: approx. 800 g. Material: NdFeB Use the strong magnets on your fridge when you want a stylish and minimalist look in the kitchen. Or use them for on your office board these magnets are more than double the strength of normal office magnets. These magnets