Description: Hammer-in anchor ideal for fixing starter bars and other fastening applications. The term FX-L Koelner designates a range of hammer-in anchors with a screw-nail, manufactured by the professional fastening brand Koelner/Rawlplug. These fixings are designed for quick, easy, and economical through-fixing in construction. Key features: Countersunk head/wide collar (mushroom head): Ensures excellent contact with the workpiece without penetrating the material. Easy removal: The screw head (usually Pozidriv - PZ type) combined with a helical thread allows the nail to be easily unscrewed if adjustment or removal is required. Quick installation: The anchor is driven in directly by hammering the nail, significantly reducing serial installation time. Common applications: These anchors are particularly recommended for fixing lightweight elements or thin structures in concrete, solid brick, or stone. They are used for: Starter profiles and corners for external thermal insulation. (ITE), Cable trays and electrical clamps, Wooden battens, drywall rails, baseboards and trunking, Door and window frames or lightweight kitchen furniture elements