It is absolutely impossible to imagine the repair without concrete nails in this work, and especially when it comes to construction work. Concrete nails - one of the most common types of nails used by both professionals and amateurs. Concrete nails are widely used to connect the wooden elements and structures, as well as fixing them soft materials. The structure of the nail has a circular section and a flat or conical head. Roughness before the cap significantly improves the reliability of the connection.