Rich quantity: 10pcs grommet hole cover is enough to meet your needs installation hole diameter: 60mm (2.36 inches) total grommet diameter: 73 mm (2.87 inches) total height: 19 mm (0.75 inches) . Unique design: Desk grommets hole covers rotating flip design is easy to open and close the hole to fix it on the cable. The cover plate can be completely removed for more or thicker cables, plug. . Easy to use: Desk cable grommets is easy to install. Drill holes (drill holes for mounting holes: 60mm), put the washer into the hole, pass the cable through the washer, and then close the cover. . High-quality materials: Desk hole grommet is made of plastic, with a smooth surface, easy to clean, waterproof, non-deformation, and durable. Matte black, easy to match various furniture. . Widely used: Plastic cable hole cover can arrange the wires of the computer desk in the home, kitchen cabinet/cupboard, laundry room, offfice, school, hotel, bank, ect. .