Sophisticated Material: The heavy duty corner brackets are made of high quality Q235 iron with fine workmanship, thick and stable edges, smooth without burrs, unbreakable or deformable, scratch-resistant, corrosion-resistant and rust-proof, for a long service life. Large Load Capacity: Each metal angle has 8 small screw holes and two large mounting holes, which gives the metal angle a large load capacity and greater stability once installed. Just use a screwdriver or electric drill to fix it firmly. Countersunk Head Screw Hole Design: The screw holes of the corner connector are designed with a countersunk head, the screw head does not protrude after installation, making it more aesthetic and you don't have to worry about scratching your hands or furniture. Multifunctional Design: The angle with the long hole is ideal for quick and simple repair of wooden structures, suitable for use with wooden beams, and also for fixing/reinforcing/repairing cupboards, drawers, wooden beds, chairs,