WIDE USAGE: White or Chrome Brass Sink Tap Hole Blanking Plug - Water Protective Coating - Kitchen Sink Blanking Cap IN THE SET: 50mm in Diameter Metal Plug + Metal Screw + Rubber Seal/Washer + O-ring + Plastic Wing Nut EASY TO INSTALL: Can Be Used for Sink, Basin and Bath Tub - Just Check the Hole Diameter - Easy to Fit Without Tools LEAK-PROOF COVER: White or Chrome Sink Tap Hole Cover Plug - Installation Instructions in Description PREMIUM MATERIAL: Kitchen Sink Hole Cover - Easy to Install Bath Tap Hole Cover - Leak-Proof Faucet Hole Cover.