Additionally

Very large block-shaped ferrite magnet with magnet direction on the large surfaces (axially)

so please do not bite them as magnets are dangerous to swallow

But what they all have in common is that they are made of pure metal with a nickel surface

BNT Kontormagnet, Sort Ø20 mm. (8-pak) julepynt AdditionallyBlack office magnets from BNT office. Cheap board magnets for holding 1 2 pieces of A4 paper on a magnetic whiteboard. Strength: approx. 200 g. Diameter: 2 cm. Color: Black Package: 8 pcs. Use these small magnets when you just need a magnet for simple use on your magnetic board. A strength of 0. 2 kg. is standard for office magnets. But if you need a stronger magnet, just choose a larger size magnet. The purpose of these magnets is a inexpensive