1Steel Material: The metal garden bed corner bracket is made of heavy duty steel, which is scratch resistant, rust resistant, and is durable. The installation hole with a counterbore design ensures that the screws do not protrude. 2Scope of Application: The raised bed corner bracket has a 3 x 3 inch molding angle and a 9 inch height, designed to build a 10 inch to 12 inch raised garden bed (stacked to build higher beds) for any 2 inch wood. 3Sturdy and Durable: The sturdy steel angle bracket is made of rust resistant powder coated steel, so you don't have to worry about broken or cracked raised bed corners, and can be used for many years 4Multi Purpose: Our steel raised garden bed corner brackets are not only suitable for garden beds, but also for wooden tables, chairs, bookshelves, windows, and furniture. 5Practical: You can easily build a raised bed using your own wood. Garden bed corner brackets are perfect for planting flowers, herbs, vegetables, etc. You can design the bed to the shape and size you want.