Dust Cover for CableThe table cover is sealed with a brush to prevent dust from entering. It allows you to tidy up the cables, which eliminates the need to worry about tangled cables.DimensionsThe diameter of the desk-to-table cable duct is approximately 60 mm. The diameter of the hole saw is approximately 60 mm. See our photos for more information on dimensions. Easy to Install The hole saw is only suitable for drilling holes in wooden boards. Use the supplied drill bit to drill suitable holes and simply insert the cable duct into a table top or similar. Widely Used Cable ducts can be used to collect telephone cables, USB cables or cables. 39;s other cables suitable for desks, standard desks and workstations and keep them tidy.Durable and PracticalThe desk cable duct is made of high quality plastic and the hole saw is made of metal, which can be reused for a long time. Specification: Material: ABS plastic Color: Black Size: Mounting hole diameter: 60 mm/ 2.36 inches Total size: 72mm/2.83inches*22mm/0.87inches Quantity: 10 pieces Features: 1. The cable management hole cover is very suitable for tidying up cables, without worrying about cable tangles and providing a neat appearance. 2.The kit includes 10 desk grommets and a hole saw, which saves your time finding tools and makes it easier to use. Package Includes: 10 x Cable Grommets desktop 1 x hole saw Note: 1.Manual measurement, please allow slight errors on the size. 2. Colors may have slight differences due to different displays, please understand.