[Features] This is a perforated type silicone magnet. There is a hole in the center of the magnet so it can be fastened with a screw. The magnets are completely coated with silicone resin, making them rust-resistant and preventing scratches on the adhesive surface.
[Applications] Powerful neodymium magnets can be used to attach heavy objects such as signs, paintings, lighting equipment, mirrors, cameras, etc.