The Kramp 48406 is a Fischer Hammer Anchor EA II M12, an internal threaded anchor crafted from electro-galvanized steel, ensuring corrosion resistance. Designed for efficient installation, it is set into a pre-drilled 15 mm hole in non-cracked concrete using a hammer. The anchor sleeve is then expanded by driving in the internal pin with the EA II S setting tool, providing secure fastening. This M12 thread anchor has a length of 50 mm and is ideal for fixing sprinkler systems, ventilation systems, and pipelines. This specific offering includes 25 anchors.