VALUE PACK Include 40PCS black L bracket corner brace and 80PCS screws, all screws you needed to install the brace are included. The black corner bracket size: 20x20x16mm/0.79x0.79x0.63 inch, hole dia: 5mm/0.19inch. Good for quick DIY projects.STRONGER & DURABLE corner braces are made of high-quality materials with anti-rust coating. The black finish is and durable and has a long service life. The bracket is beefy with countersunk holes.You just need to drill the hole and install the screw, use the screwdriver to tighten the screw on it. The screws are sharp and self drill in to wood.WIDELY USED right angle brackets are a perfect size to reinforce furniture like bookcases, chair, table, bed, cupboard, drawers, book shelves, cabinet, wood , etc. The corner brackets for support in corners or projects that require a support.1.Designed with 90-degree L shape, perfectly fits with most of furniture.2.Sturdy and durable, providing high level of reinforcement or as a connector for shelves fastening.3.Easy installed by yourself, matching with different kind of interior or exterior design.Specifications:Material: stainless steelBrace corner size: 20 x 20 x 16mm/0.79 x 0.79 x 0.63inchHole size: 0.2-in-dia.Hole-to-hole spacing: 0.7inThickness: 2/25inScrew length: 5/8inScrew head: 1/4-in-diaColor: Black Notice:Small and pointy items, keep from children.Package Contents:40PCS Corner Braces80PCS ScrewsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.