Magnetic Carabiner Hook
The Magnetic Carabiner Hook from Master Magnetics is something you might want to check out if you want something sturdy and strong enough to withstand heavy weights when hanging stuff.
The Magnetic Carabiner Hook, featuring Neodymium Magnets, the strongest magnet material in the world. This powerful magnetic assembly has up to 45 lbs of pull strength. It comes with a protective surface liner covering its 11.3 mm base circumference. It may be used indoors or outdoors. It has endless uses in the point of purchase, hardware, safety, office, construction, home improvement, automotive, MRO, and other related industries.
With this, you won’t have to scar your wall with nails or screws, since it can permanently or temporarily attach to a number of ferrous metal surfaces. You can pick up this tiny yet useful device for just $5.95.