2 1 2 self drilling screws

In the realm of modern construction, steel stud cross bracing has emerged as a crucial component in enhancing the structural integrity of buildings. This technique involves the use of steel studs arranged in a crisscross pattern within wall frames or structural systems, which contributes significantly to the overall stability and resilience of the structure. This article delves into the importance, benefits, and application of steel stud cross bracing in contemporary architecture and engineering.


...

Another important aspect of bolt structure is the threading. The threading of a bolt refers to the grooves that wrap around the shank of the bolt. The threads on a bolt are what allow it to be screwed into a nut or a threaded hole in a material. The pitch, or distance between each thread, can vary depending on the application of the bolt. Coarse threads are better suited for applications where quick assembly is required, while fine threads are used for applications that require higher strength and precision
bolt
bolt structure.

...