hex head self tapping screw with rubber washer

Steel lateral bracing is a structural element designed to provide shear resistance and prevent lateral movement in buildings. It works by connecting the individual components of a structure, such as beams and columns, to create a rigid frame that can withstand external forces like wind, earthquakes, and other dynamic loads. The use of steel in lateral bracing offers several advantages over other materials due to its high strength, ductility, and resistance to corrosion.

...

Flat head self-drilling screws are used in a variety of applications due to their versatility and efficiency. They are commonly used in construction, HVAC, and automotive industries, as well as in DIY projects around the home. For example, flat head self-drilling screws can be used to attach metal sheets to walls, secure HVAC components to roofs, and assemble furniture and cabinets. They are also a popular choice for installing shelving, picture frames, and other decorative items.

...