The Hillman Inside Corner Brace is designed to reinforce and strengthen 90-degree corners in furniture, cabinets, frames, shelving, and other woodworking projects. Made from durable zinc-plated steel, it resists rust and corrosion for long-lasting performance. The 2-1/2" (63.5 mm) size provides sturdy internal support without being bulky. This set includes four braces and matching installation screws, making it easy to complete repairs or new builds with reliable stability.