Sturdy material: the buckles and screws are made of stainless steel, which is corrosion resistant and durable (24 screws and 24 rubber plugs). Good security: the screw hole of the hook is a countersunk hole, which can hide the protruding screw. Will not scratch hands or objects. very happy. Purpose: It is very suitable for installing photo frames, graphics, posters, headboards, clocks, mirrors, etc., to add elegance to your home and office. Perfect small gap: The screw hole on the bracket has a sinking effect, is stable and will not shake, and there is only a small gap between the wall and the object. Easy to use: just connect the two metal plugs to the wall in opposite directions and plug them in. Thanks to the mounting bracket, you can hang objects at any time (24 screws and 24 rubber anchors).