DIMENSIONS AND COLOUR: M8 nut and bolt covers, key dimension 13. Colour: White RAL 9010, pieces per pack: 10 pcs. Other dimensions in the diagram and the table. MATERIAL AND QUALITY: All our fillers are made of high quality PE polyethylene, a durable material that is resistant against deformation, UV rays as well as various weather conditions. PERFECT DESIGN: The nut covers have been designed with the utmost attention to detail, with a thick core and a unique design with a click tab to permanently cover the bolt of the hex nut. It forms a harmonious whole, thus giving an aesthetic appearance to the final product. SECURITY: the nut and screw cover protects the screws and the protruding hexagonal nuts against the weather conditions and protects to a large extent against corrosion and rust. The hexagonal shape of the plug also protects against injuries. INSTALLATION AND USE: Extremely simple assembly thanks to the hexagonal-shaped tongue (enforcer by click). Nut covers are used in the general construction sector, for the construction of machinery and equipment, furniture, playground equipment and other elements of garden architecture, where aesthetics and quality matters.