Micro Disc Magnet Selection Pack for Arts, Crafts, Model Making, DIY and Hobbies of 24

STRONG NEODYMIUM MAGNETS. Each magnet is made from super-strong Neodymium which gives them the highest possible strength for their size. EXCELLENT RESISTANCE TO DEMAGNETISTAION. Each magnet has excellent resistance to demagnetisation. CORROSION-RESISTANT PREMIUM COATING. Each magnet is coated with three layers of nickel, copper, and nickel to reduce corrosion and provide a smooth finish. PACK INCLUDES. 4x 1mm diameter x 1mm thick with a maximum pull strength of 0.025kg. 4x 2mm diameter x 2mm thick with a maximum pull strength of 0.15kg. 4x 3mm diameter x 3mm thick with a maximum pull strength of 0.29kg. 4x 4mm diameter x 4mm thick with a maximum pull strength of 0.5kg. 4x 5mm diameter x 5mm thick with a maximum pull strength of 0.9kg. 4x 6mm diameter x 6mm thick with a maximum pull strength of 1.3kg.