3. Variety of Sizes and Coatings These screws come in a range of sizes and diameters, allowing builders to select the best fit for their specific application. Additionally, various coatings are available to match the aesthetic qualities of roofing materials, further contributing to the screw's versatility.

3. Versatile Use Galvanized Tek screws can be used in a wide range of applications, from roofing and siding installations to securing metal frames and structures. Their versatility makes them a go-to fastener in both residential and commercial projects.

In conclusion, 4% self-drilling screws are a reliable and efficient fastening solution for a wide range of projects. Their versatility, holding power, durability, and ease of installation make them a popular choice among those in the construction and engineering industries. Whether you are working with steel, concrete, or other materials, 4% self-drilling screws can provide a secure and long-lasting connection that you can depend on.