and 5 pieces have the South polarity

For all metal surfaces and for the fridge and whiteboard - but not for magnetic glass boards (not strong enough for the glass boards)

Men det er stadig mere end rigeligt til de flestes behov

This is the thickness of the material: 80 micron = 0

da det kun er rammen

Gummimagnet, Gul 17x12 mm. knivskinne and 5 pieces have theYellow rubber magnet suitable for magnetic glass boards. Strength: 4. 3 kg. Width: 1. 7 cm. Height: 1. 2 cm. Colour: Yellow Because this neodymium magnet is rubberised, it can be used outdoors and in wet areas. The magnet might leave a bit of colour on your magnetic board if pressed against the board. But no worries! Stains can easily be removed with a wet cloth. SPECIFICATIONS: Strength: 4. 300 g. Material: NdFeB Magnetism: N45 Max. temperature: 80C