1 2 expansion anchor

Expanding plastic screw anchors, often referred to as wall anchors, are designed to secure objects by expanding as a screw is driven into them. Typically made from durable plastic, these anchors are inserted into a pre-drilled hole in the wall. When a screw is inserted into the anchor, it pulls the anchor wings outward, gripping the surrounding material tightly. This expansion creates a hold strong enough to support various weights, making them ideal for a wide range of applications.


...

In conclusion, self-drilling trim screws are a game-changer in the world of fasteners, offering a combination of convenience, speed, and strength. Their ability to simplify the process, enhance precision, and improve overall efficiency makes them a go-to choice for professionals and DIY enthusiasts alike. As technology continues to evolve, we can expect even more advanced and specialized versions of these screws to emerge, further streamlining construction and manufacturing processes.

...