Material and durability: Made from corrosion resistant steel for long lasting performance and reliable water control in wet and outdoor environments. Key function: Round Drain Plug provides efficient water control as a steel accessory for boats and a variety of applications. Performance and versatility: Upgrades water drainage for boats and other vehicles, delivering effective water management in marine and outdoor settings. Easy installation and maintenance: Adjustable design offers straightforward installation and removal for simple water management, suitable for a wide range of users including homeowners, hoteliers, and public settings. Practical use scenarios: 1) On boats to regulate drainage and prevent unwanted water accumulation during use or after rain. 2) In other vehicles or outdoor equipment to drain water after washing or exposure to the elements. 3) In homes, hotels, and public facilities to facilitate straightforward drainage management in applicable systems.