Heavy-duty steel dowel, with hexagon screw 8.8 according to DIN EN ISO 4017 and washer according to DIN EN ISO 7089. The steel dowel has not been tested by the building authorities and can therefore only be used for secondary fastenings! Dimensions (approx. dimensions) for thread: M 12 Nominal drilling Ø: 20 mm Dowel length L: 80 mm Screw length: 100 mm Material: Steel, galvanized according to DIN EN ISO 2081, blue passivated