Strong Neodymium Magnets with Double-Sided Adhesive, Permanent Magnets for Fridge, DIY, Building, Scientific, Crafts and Office, Diameter 3.2cm12pieces) Magnets with Ni+Cu+Ni triple layer coating. The best coating available, which provides a shiny and rust-resistant protection for neodymium magnets. Powerful Magnets: Made of the strongest magnetic material. Strong holding power, the holding power is not less than 8.2 kg per magnet with direct touch and direct pull. Rated: 14,400 Gauss inside or 5,000 Gauss on the surface. Magnets Dimensions: Diameter 32 mm x Thickness 2 mm (approx. 3.2 x 0.2 cm). Tolerances: 0.2mm x 0.2mm. DIY Projects & Science Experiments: Fridge magnets, shower door, work or office, science purposes, arts and crafts or school classroom. Color: Silver (Due to the display, there may be some color difference) Package Content: 12 Pieces MagnetsYeuri