Genuine OEM Volkswagen Hexagon Bolt, part number WHT010337. This bolt fastens components related to the toothed belt and high-pressure pump in the engine. It is positioned as item 20 in the diagram. The bolt has a length of 0.032 m and a width/height of 0.015 m. Genuine OEM bolts are manufactured to strict specifications for material strength and thread pitch, ensuring reliable fastening and preventing leaks or component separation.