The South Korea Mechanical Locks Market Size is anticipated to reach USD 542.6 Million by 2035, growing at a CAGR of 6.79% from 2025 to 2035. Physical security systems are mechanical locks. They provide a dependable way to safeguard assets and properties. Because more products are being used for a variety of purposes, including doors, banking, luggage, and others, the market is expanding steadily.