The threaded nylon aerated concrete anchor is especially designed for aerated concrete like aircrete, as well as gypsum block and other light building materials͍The removeable nylon construction is corrosion-proof and is able to withstand extreme temperatures͍The spiral thread cuts into the base material and ensures a tension-free fasten which means that there is no spalling in gypsum, giving a perfect finish͍The anchor can take both metric and wood screws which can be removed if required