... to enhance the security of an existing wall or security fence. The wall spike is easy to install and comes ... and buildings. Low cost, easy to install.Razor spikes/ Wall spikesUnwanted entry onto your property is an intrusion of your ... to most walls, fencing, gates and buildings. Razor Spikes(Wall Spikes) SpecificationsMaterial2 mm Toughened SteelCoating OptionsHot Dipped Galvanised-Powder Coating ...