For many materials such as concrete, bricks and wood. Can be combined with cable ties up to 9 mm wide. Simply hammer into hole (7-8 mm). LOK01B is intended for soft masonry and 6 mm holes. LOK05 with spacing to guide bundles at a distance from the masonry. The LOK wall plug is used in combination with a cable tie for the efficient laying and fastening of cables and lines in buildings.