they must be put on the magnetic surface with care - hold onto the entire magnet and not just the edge

The black variant is often used as a background for DYMO brands

Uni PWE-5M

Or as MagSwitch itself says: the ultimate compact lifting magnet

but no need to worry

Power magnet, Skive 20x20 mm. Tier1 they must be put onStrong magnet of neodym with a straight pull of approx. 15 kg. Diameter: 2 cm. Height: 2 cm. Strength: approx. 15 kg. An incredible strength of 15 kg. which means that the magnet can carry its own weight more than 300 times. Powerful magnets are not toy and they can be difficult to seperate. (Just slide the magnets in opposite directions, possibly by use of the edge of a table) SPECIFICATIONS: Strength: approx. 15,000 g. Material: NdFeB Magnetisation: