because then you can easily see how the liquid reacts in relation to distance and movement of the magnet under the plate and with the liquid on top of the plate

< strong>Strength: approx

The magnet board is already prepared with 4 pre-drilled holes

hvis du vil have dem til at være så stærke som muligt

Dahle Kontormagneter, MIX Ø32 mm. (10-pak) hyldeforkant because then you can easilyMagnets in assorted colors from Dahle. Sold from 1 pack of 10 pcs. We cannot guarantee the content of colors, so you will receive a carton with a nice mix of the colors shown (white, light grey, red, blue, green, black and yellow). There will be some of the magnets in the same color (2 of each). But in return for having these available as assorted packages, we can offer them to you at a super low price. Strength: approx. 880 g. Diameter: 3. 2 cm. Art.