Supporting brackets are not needed. By the DIY experts of The Family Handyman Magazine. Metal 2 Quot X 12 Quot Shelf Brackets Industrial Chic Style Heavy Duty Shelfs Custom Steel Shelf Brack Reclaimed Wood Shelves Shelves Metal Shelf Brackets They had to be strong because I planned to put a lot of heavy stuff on them they had to be thick and they had to be attractive. Strong floating shelves . The incredibly strong 12mm solid bar runs through the centre of the shelf bracket and is set into the wall. The author puts extra emphasis on the finishing toucheswire brushing light sanding and touch-ups. Greenstell Floating Shelves Wall Mounted Wooden Corner Shelves with 2 Chains 10 Hooks Strong and Durable Hanging Shelf for Living room Kitchen Bedroom Black 39 out of 5 stars 24 3399 33. If I would have purchased these shelves they would have cost 700-900 each. This means that you can use these wall brackets for supporting deep floating shelves. Unique fixing system allows you to c...