Item Type: Brass Drain Plug Material: Rubber + brass + stainless steel 304 Package List 1 x Brass Drain Plug 1Wide Application: Drain twist plug has a wide range of applications and is suitable for boat marine sinks, beams, and baitwells. 2Practical Tool: Compression drain plugs are great for your offshore operations and as a spare drain plug on your boat. 3Strong Sealing: The drain plug is equipped with a rubber seal that provides people with a long lasting, watertight seal. 4Durable Construction: Marine drain plug is made of premium material, which is hardness, rustproof, sturdy and durable and has a long service life. 5Easy to Use: Boat brass drain plug is designed to be easy to use, so you can use it easily, which is convenient and practical for you.