Galvanized expansion anchor bolts are a popular choice for securing heavy items to concrete or masonry surfaces. These bolts are designed to provide a strong and reliable fastening solution, especially in outdoor or high-moisture environments. The galvanized coating on these bolts helps to protect them from corrosion and rust, ensuring their durability and longevity.

5. Precast Elements M20 bolts are used to connect precast concrete elements during assembly, providing quick and effective ways to join large structures without extensive welding or other complex methods.

Additionally, the capability for tool-less installation means that these screws can be utilized in tight spaces where conventional tools may not fit. This flexibility is crucial in various applications, especially in the automotive and electronics industries, where components are often placed in confined areas.