✅ Hidden Floating Shelf Brackets: These floating shelf brackets have no lips and can be truly hidden. The base can be blocked by the plank, creating an amazing floating illusion. The holes on iron brackets are all countersunk design, which means all the screws drilled are invisible..✅ Heavy Duty Shelf Brackets: Our shelf brackets 12 inch is made of 1/5 inch thickness solid cast iron, which is strong enough to hold more than 150 lb per pair when mounted to a stud or brick wall. Black powder-coated finish makes it anti-rust, anti-corrosive and anti-scratch..✅ Perfect DIY Projects: We have 6”, 8”, 10” and 12” shelf brackets to meet your different needs. Our shelf brackets heavy duty is Great for open shelving concept in bookshelves, kitchen shelves, wall shelves or garage shelves for extra storage. Unfinished wood board can be used to create modern look..✅ Suitable for Various Scenes: This wall shelf brackets are the perfect added-storage solution for home decoration You can use this L shelf brackets in the kitchen, pantry, fire place mantle, bathroom, garage office or bedroom to increase modern fashion sense for your room..✅ Easy to Install: Each set of brackets comes with all accessories you need. Package includes 4 heavy duty brackets, 12 x short screws and 12 x long screws. And you can either install this hidden shelf brackets either in upwards or upside-down direction to put items.