A Thread Forming Screw is a type of self-tapping screw that forms threads by itself while being screwed into the material. Unlike conventional screws, which need pre-threaded holes, these screws distort the substrate of the material to cut a thread path that fits well. They are usually used in materials like plastic, soft metals, and thin sheets to provide a secure and vibration-resis... https://www.dalloyedbolts.com/thread-forming-screw-manufacturers-suppliers-stockists-exporters.html