SD corner braces that are 1" in size, each leg of the L-shaped brace is 1 inch long. These corner braces, often made of metal like steel or stainless steel, are used to reinforce and strengthen the corners of various structures, such as wooden frames, cabinets, and furniture.

The 1" size indicates that each side of the L-shaped brace is 1 inch in length. These smaller corner braces are often used in smaller or more delicate projects where a 1-inch brace is appropriate. They provide added stability and support to right angles and are commonly found in DIY projects, woodworking, and various construction applications. You can purchase 1" corner braces at hardware stores or online retailers to suit your specific project needs.