The Master Lock No. 480 Rotating Gate Valve Lockout Device is a robust and versatile safety solution designed to prevent accidental valve operation. With its patented rotating design, it is ideal for use in confined spaces and offers superior protection for valve handles ranging from 1in (25mm) to 3in (76mm) in diameter. This device is made from durable, dielectric Zenez™ Thermoplastic material, making it suitable for harsh environments and chemical exposure.