DIN 605 specifies the dimensions for round head oval neck screws with small head for semi-countersunk or countersunk holes. These screws are designed with a low-profile head that provides a sleek and finished appearance when installed in a countersunk hole. The oval neck design allows for a secure and stable fit, making these screws suitable for applications where a clean and tidy finish is desired. DIN 605 ensures that these screws meet the necessary standards for quality and performance, providing a reliable fastening solution for a variety of projects. This standard serves as a valuable reference for manufacturers, engineers, and anyone involved in the production or use of round head oval neck screws, ensuring consistency and compatibility across different applications and industries.