m6x20 de vis 8.8 z/p De Dietrich 7698352

This screw M6x20 with strength class 8.8 and zinc/phosphated finish is a standard fastener used in many boiler and burner assemblies. Its corrosion-resistant coating and precise threading make it suitable for securing electrical components, panels, or small brackets. Using the correct fastener during maintenance ensures a tight and durable connection, preventing loosening due to vibration or thermal expansion.