1. The designation DIN 912 refers to a specific standard established by the Deutsches Institut für Normung (DIN), which outlines the specifications for hexagon socket head cap screws. This standard encompasses various aspects such as dimensions, material properties, and mechanical characteristics, ensuring that these fasteners meet stringent quality and performance criteria. The DIN 912 standard is widely recognized and utilized in various engineering and manufacturing applications, providing a reliable framework for the production and use of hexagon socket head cap screws across different industries.