• Set of 8 desk grommets with an outer diameter of 80 mm and a height of 22 mm, made of durable, non-toxic, and reusable PP • Includes hole saw for easy installation on desks and tables • Removable lid and adjustable cover design for efficient cable and wire management • Keeps the desk clean and organized, ideal for offices, homes, and schools • Suitable for office equipment, computer components, entertainment systems, and household appliances • Easy to install and remove, supports reuse • Decorative and functional design enhances the appearance of the desk • Usage tips: do not use a percussion drill or electric hammer, add coolant when drilling, let the saw rest after several holes, maintain a 90-degree angle during use, remove the spring when drilling wood thicker than 10 mm • Not suitable for drilling concrete, glass, ceramic tiles, cement board, or metal • Manual measurement, there may be slight variation in dimensions