Discofix Standard magnets in black with full-core ferrite design for high holding power (holding power: 0.7 kg). Size: 30 x 8 mm. Discofix magnets offer perfect handling comfort. The full-core ferrite design ensures particularly high holding power. A high-quality adhesive guarantees a strong bond with the colored plastic caps. The specially coated magnetic underside protects surfaces. The top-quality workmanship makes Discofix magnets practically unlimited in their usability.