For tap-off connection of aluminium alloy conductors according to DIN48201&ACSR conductors according to DIN48204 Meterial: Body:High strength,corrosion-resistant,aluminium99.5 Bolts:DIN 933 ,steel 8,8,hot-dip galvanized Pressure Pad:aluminium alloy Spring Washers:DIN127,steel,hot-dip galvanized Conical Washers[According to order]:DIN6796,corrosion-protected.