m8 hex head bolt

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.

...

The M20 Chemset anchor is a chemical anchor that is used to fasten bolts, rods, and other fixtures into concrete, brick, or masonry. It is designed to provide a superior bond strength compared to traditional mechanical anchors. The anchor consists of a resin cartridge and a steel rod or bolt. The resin is injected into the hole drilled into the substrate, where it cures and forms a strong bond with the surrounding material. This creates a secure connection that is capable of withstanding high loads and forces.

...