self drilling screws for upvc

Brass self-drilling screws are specialized fasteners made from brass, a metal alloy primarily consisting of copper and zinc. The self-drilling feature indicates that these screws come with a drill-shaped tip, allowing them to create their own pilot holes as they are driven into materials. This design eliminates the need for pre-drilling, significantly speeding up the installation process. Brass screws are typically used in environments where corrosion resistance and visual appeal are crucial, making them ideal for a variety of applications.


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A Tek screw, also known as a self-tapping screw, is a specialized type of screw designed with a sharp point and thread that cuts into the material it's screwed into, eliminating the need for pre-drilling. The 4-inch variant is particularly popular due to its versatile length and load-bearing capacity. It strikes a balance between being long enough to provide substantial hold in thicker materials while remaining compact enough for use in various projects.

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