7 mm screws can be used

or backpack

(it only happens when the marker is kept upright)

These magnets will also work on magnetic glass boards

Red magnet with the number [3]

Power magnet, Skive 60x5 mm. knivskinne 7 mm screws can beThis strong magnet can carry up to 22 kg. in a straight pull. Diameter: 6. 0 cm. Height: 0. 5 cm. Strength: approx. 22 kg. But be careful. This neodymium magnet is difficult to handle, so don't use it on a glass board. This magnet is sold individually. You can get volume discount (see the prices to the right). See all our disc power magnets here. SPECIFICATIONS: Strength: approx. 22. 000 g. Material: NdFeB Magnetisation: N42 Gauss: 12900 13200 (1,29