Fischer 542446 542446 Left Screw with Screw

Tip diameter: 6 mm; Minimum hole depth: 40 mm; dowel length: 30 mm; maximum fixing thickness: 10 mm. Support materials: solid masonry, perforated masonry The 4-sector expansion ensures excellent distribution of forces in the material and offers high load-bearing capabilities in full and hollow support materials The smooth part under the fixing head does not expand and prevents the emergence of expansion forces on the surface of the supporting material during screwing Pronounced collar prevents fastening from slipping into the hole, facilitating installation