self drilling screw with washer

Overall, wafer screw heads are a versatile and practical option for a wide range of applications. Whether you are assembling furniture, installing electronics, or working on a DIY project, wafer screws offer a sleek and reliable fastening solution. Their low profile design, strength, durability, and ease of installation make them a popular choice among manufacturers, contractors, and hobbyists alike. So next time you need to secure materials together, consider using wafer screws for a clean and secure finish.

...

A wedge is a triangular-shaped object with two inclined sides that converge at a sharp point. It is primarily used to separate or hold objects apart. In engineering, wedges are often employed in applications where a large force is required to overcome resistance or to create space between components. For instance, a wedged structure can be used to secure heavy machinery or to prevent the collapse of unstable structures during construction.

...