16 self drilling screw

One of the primary advantages of double end threaded rods is their ability to facilitate the connection of two non-threaded components. This feature makes them particularly useful in situations where a secure, yet adjustable joint is required. For example, in construction, double end threaded rods can be used to join metal beams, allowing for flexible arrangements of structural elements without the need for additional fixtures. Their design allows for easy adjustments, making it simple to achieve the desired tension or alignment.


...

Another benefit of self-drilling screws is their resistance to corrosion. Many self-drilling screws are coated with materials such as zinc or stainless steel to protect them from rust and corrosion. This is particularly important when working with heavy steel components that are exposed to harsh weather conditions or corrosive environments. The corrosion-resistant coating ensures the longevity of the screws and helps maintain the integrity of the structures they are holding together.

...

When installing drywall, the process typically begins with drilling a hole into the surface to the appropriate depth. The butterfly nut, along with a corresponding screw, is then inserted. The wings of the nut expand once it's inside the wall, creating a secure grip against the drywall's inner surface. This mechanism ensures that the fixture attached to the nut remains steadfast, even under substantial weight This mechanism ensures that the fixture attached to the nut remains steadfast, even under substantial weight This mechanism ensures that the fixture attached to the nut remains steadfast, even under substantial weight This mechanism ensures that the fixture attached to the nut remains steadfast, even under substantial weightbutterfly nuts drywall.

...