【Concealed Installation】 With these hidden brackets, you don't have to worry about your decor being ruined by exposed brackets. In addition, it can also create the effect that the shelves are floating. They are ideal tools for DIY. 【Sturdy Material】 Made of high quality stainless steel, not easy to rust and bend, ensuring quality and durability in wet weather. 【Multipurpose】 Make full use of space for decoration or organization. Widely used on walls of homes, kitchens, garages, offices, cafes, restaurants, shops, etc. 【Product Size】 150mm x 100mm x 25mm (L x W x H), screw hole diameter: 5mm, pin diameter: 7mm, thickness: 4mm. Package Content: 4 x Brackets. 【Installation Dimensions】 The opening diameter is 10mm and the rod depth is 150mm. (There is an error of ± 1mm, please punch the hole yourself according to the actual size.)