Nicedec Magnetics 12 Pounds (Max) 6 Pack Neodymium Strong Magnet Hooks Pack, Heavy Duty Magnetic Hook, Ceiling Hooks for Hanging Contains super powerful Neodymium, Rare Earth magnet Mounting the magnetic hook to thin steel or vertically will reduce the capacity by approx. 2/3. Nickel-plated polish feels more smooth and looks delicate for home decoration Great for the refrigerator, stove, tool box, office cabinets, steel shelf, dryer and so on The weight capacity is tested with a .25 inch mild carbon steel beam in a horizontal position