These magnets are ideal for attaching equipment to vehicles or other circumstances where it is crucial that paint damage is avoided. A threaded bolt will insert into this female threaded, rubber-coated, multi-disc Holding magnet so equipment such as antennae, search and warning lights, signs or anything else that needs to be removed from a metal surface when not in use, can be quickly detached and later reapplied. The rubber coating protects the magnet from damage and also corrosion, while also protecting painted steel on things like vehicles, from abrasion damage and scratches. Converting private vehicles into mobile corporate advertising assets has never been easier. The Female attachment point will also accept a hook or eyelet attachment for an even easier way to hang ropes or cables around an industrial area or campsite. Several of these magnets bolted onto a three-dimensional promotional product or to decorative signage can make it suitable to be displayed on cars, trailers or food trucks in a non-permanent and non-penetrative way.