DIN 571 refers to a specific standard established by the Deutsches Institut für Normung (DIN), which is the German Institute for Standardization. This standard pertains to the specifications and requirements for wood screws, particularly those designed for use in timber construction. The DIN 571 standard outlines the dimensions, mechanical properties, and performance criteria necessary to ensure the reliability and safety of wood screws in various applications. It serves as a critical guideline for manufacturers and builders, ensuring that the screws meet the necessary quality and durability standards for effective use in structural and non-structural wood assemblies. Adhering to this standard helps to promote consistency and safety in construction practices across the industry.