The corner size is 25x25x25mm(LxWxH) and the hole diameter is 4mm. Screw installation, firm and stable. Each corner guard has 3 mounting holes, Selected metal material, anti-rust treatment, strong and durable. Widely used in various wooden boxes, desks, chest cases, flightcases, trunks, fastener of furniture etc. Modern and simple style, fan-shaped design, can match with most furnitures or boxes. Package includes 12 pcs of corner protectors, enough quantity to meet your needs Please note that the package excludes screw fittings. Size 25x25x25mm/1x1x1inch Hole Diameter 4mm/0.16inch Material Metal Colour Chrome Brand Unbranded/Generic MPN W2D94670414368 EAN 4894670414368 Brand Unbranded/Generic MPN W2D94670414368 .