self drilling lag screws

The benefits of using chemical resin bolts are manifold. They eliminate the need for additional adhesives or sealants, reducing both labor costs and application time. Their reliability in various environments makes them suitable for both indoor and outdoor uses, even in conditions that are wet, humid, or subject to temperature fluctuations. Moreover, the strength of the bond they create can be tailored to specific needs by adjusting the formulation of the resin.

...

Double ended threaded studs are commonly used in industries such as automotive, construction, and manufacturing
double
double ended threaded studs metric. In the automotive industry, they are used to secure engines, transmissions, and other critical components. In construction, these studs are used to fasten structural beams, columns, and other load-bearing structures. In manufacturing, they are used to secure machinery, equipment, and other industrial components.

...