recessed screw head aligns with the surface of the magnet

you should know that 100 kg is a formidable force

Metal is magnetic and can be used as a counterpart to magnets

da den er meget stærk og kan ødelægge glasset

Ferrit magnet, Skive 40x10 mm. julepynt recessed screw head aligns withFerrite magnets Raw magnets Diameter: 40 mm Height: 10 mm Strength: approx. 2,400 gr. Large ferrite disc magnet. Ferrite magnets withstand temperatures of up to 250C and down to 40C and are therefore for both indoor and outdoor use. Magnets should always be kept away from small children due to the risk of suffocation. Ferrite magnets are a bit fragile as they don't have a protective coating. Avoid bumps and knocks. Only work with magnets using tools