stainless steel self tapping screws for plastic

In addition to being time-saving, self-drilling drywall screws are also more convenient to use. They eliminate the need for extra tools, such as drills and drill bits, which can clutter your workspace and slow down the installation process. With self-drilling screws, all you need is a screwdriver or drill to drive the screws into the metal studs, making the job much simpler and more efficient
self
self drilling drywall screws for metal studs.

...

The core of a chemical anchor lies in its two primary components the resin and the hardener. The resin, typically epoxy or methacrylate-based, is a liquid polymer that, when combined with the hardener, initiates a chemical reaction, leading to the formation of a solid, robust structure. The hardener, often a catalyst, accelerates this polymerization process, turning the liquid mixture into a rigid material capable of withstanding immense loads.

...