• Made of high-quality zinc alloy with a galvanized surface. • Rust and corrosion resistant for greater durability. • Clear thread and smooth surface guarantee a precise and firm fit. • Wavy edge design that facilitates grip and manual rotation without the need for tools. • M6 thread dimensions with a length of 20 mm and a head diameter of 20 mm. • Suitable for use in mechanical equipment, instrumentation, furniture, and household appliances.