DIN 7990 is a standard that describes the specifications for certain types of fasteners, specifically those that are meant to connect different parts in various applications. RSG Fasteners, a company that specializes in manufacturing fasteners, follows this standard to ensure that their products are strong and reliable. By using DIN 7990 guidelines, RSG Fasteners can provide items that meet safety and quality requirements, making sure they hold everything together securely. This is especially important in industries where safety is key, like construction or machinery, where a failure could cause serious problems. Overall, DIN 7990 helps ensure that fasteners are made to the right size and strength, so they can do their job well.