Strong neodymium magnet/permanent magnet/NdFeb Magnet/Rare earth magnets, Increased adhesive force through embedding in a steel pot, Flat design,Versatile use Neodymium Magnetic Hooks work great on refrigerators, metal filing cabinets, mobile homes, tool boxes,workplace lockers, steel kitchen backdrops, magnetic whiteboards, steel shelving or any other magnetic surface. Magnetic hooks is handy to help organize tools, sporting equipment, kitchen utensils, keys, gardening equipment, cables and wires, calendars The rotating swivel hook provides freedom to accommodate items of different shapes & sizes. Mount to any magnetic surface: Storage shelves, cabinets, doors, vents & ducts, etc.