78MM SINK HOLEThe outer diameter of the sink plug is 78mm. It is suitable for sink diameters between 78 mm. Fits most overflow pools with closed plugs or eccentric pools. A NOTICE: Please check the sink drain pipe size/diameter carefully before purchasing. QUALITY & PRACTICAL Our kitchen drain plug is made of high quality 304 stainless steel, copper and rubber using high quality electroplating technology, which is rust and corrosion resistant , thickened and durable. Convenient and allows you to use it in the bathroom. DUAL FUNCTION The stainless steel strainer plug can be used as a flush plug and filter at the same time: Push the strainer down to plug the hole, lift slightly to drain the water and catch any debris. It is the ideal choice for your family. WIDELY USE These drain strainers fit old sink, basin, bathtub and traditional drain pipe fittings. Note: The data are all measured manually. Please allow an error of 1-3cm. Due to the difference between light and display, there is a certain color difference, which depends on the actual object received