The pre-assembled plastic plug with HRD-H screw from Hilti is designed for quick and cost-effective fastening in concrete and masonry and serves as a solid base for mounting the bracket on the wall. The anchor is made of plastic and the screw is made of galvanised steel. It is approved for fire protection (fire resistance) and ETA. Flexible anchoring depth (approved for 50 mm and 70 mm) Material: plastic / galvanised steel