General description The Pack Invisible Wall Mounted Shelf Brackets are designed for a sleek and modern look, providing a sturdy and durable solution for your floating shelves. Made from solid galvanized and nickel-coated steel with a matte black powder-coated finish, these brackets are built to last and will not rust or bend, ensuring a long service life. They can support shelves weighing up to 80 pounds while remaining hidden from view after installation, allowing for easy cleaning and a clean aesthetic. Technical specifications Material: Galvanized and nickel-coated steel Finish: Matte black powder-coated Weight capacity: Up to 80 pounds Required hole size for installation: 0.5 inch Recommended hole length: 5 inches Minimum board thickness: 0.8 inches Installation Use a router with a 0.5 inch bit to drill a 5 inch long hole in the board. Ensure the board is thicker than 0.8 inches. Fix the floating shelf brackets using two screw holes and secure them to the wooden floating shelves.