disc dowel with steel nail
The nail was designed and manufactured by the our company,and improved on the basis of original.The thermal insulation nail is a special Anchorage for external wall insulation. It is widely used in building decoration and Anchorage of Wall insulation house. It consists of a galvanized screw, a nylon tube and a fixed round piece. According to the thickness of the insulation layer, it is divided into a variety of specifications.