plastic butterfly wall anchors

Tek screws, named after their inventor Tek Screw Corporation, are designed with a unique thread pattern that allows them to tap their own hole in metal, wood, or composite materials. Their primary advantage lies in their ability to provide a secure hold without pre-drilling, saving time and effort on job sites. The 20-inch variant is particularly valuable due to its length, which enables it to penetrate deeper and handle heavier loads compared to shorter screws.

...

In conclusion, headed shear studs are a vital element in contemporary structural engineering, contributing to the robustness and resilience of buildings. As technology advances, further research and development in this field promise to optimize their performance and broaden their applications. Whether in high-rise buildings, bridges, or industrial structures, headed shear studs continue to be an indispensable tool in ensuring the safety and longevity of our built environment.

...