A device that attaches to a surface.A first element having a surface adapted to be carried flush with a surface of a constructed surface and having a plurality of splayed through openings therein.A second element adapted to be moved or pressed toward and held by the first element and having a plurality of tines joined to the second element in proximity to one extremity of the tines.The tines pass slidably through the splayed openings in the first element and have sharp penetrating ends which project into the constructed surface when the second element is moved toward first element and force is applied to the second element while the surface of the first element is flush with the constructed surface such that the first element comes affixed to the constructed surface by the tines.