STURDY AND DURABLE: The metal corner brackets are made of high-quality stainless steel, rust-proof and durable, brushed and burr-free; no need to worry about daily scratches, corrosion, and discoloration. The countersunk holes ensure that the screws will not protrude, making your furniture aesthetically pleasing. COMPLETE ACCESSORIES: A set of 20 mounting brackets, the size is exactly 40*40*16 mm, the L-shaped steel angle brackets are used to reinforce right-angle corner joints, the mounting holes are 4.5 mm in diameter and 2 mm in thickness, which can meet a variety of needs! HIGH LOAD CAPACITY: The metal angle brackets are designed with a 90-degree angle and a continuous structure for greater strength and excellent load-bearing capacity. This helps achieve good results with the corner brackets. EASY INSTALLATION: Our corner brackets are cleverly designed with countersunk screw holes that are lightweight and quick to install, so the screws are flush with the surface of the bracket. You just need to drill the holes, install the screws, and tighten them with a screwdriver, allowing you to install the brackets quickly and easily. WIDE APPLICATION: The stainless steel corner brackets are suitable for wood, they can stabilize wooden doors, and are ideal for reinforcing right-angle joints such as chair corners, table legs, shelves, bed frames, cabinets, and other furniture.