Concrete steel nails are used to connect cement walls, floors and surface materials. The decorative nails are used for fastening the soft package. The length of nails used shall be 2.5 to 3 times the thickness of the workpiece to be nailed. In order to increase the connection firmness, there should be an angle when nailing to form a dovetail inclined nail combination to produce a hook and buckle effect.

The iron nail, with a flat head at one end and a sharp end at the other, is mainly used for fixing or connecting. There are many kinds of iron nails, including ordinary nails, felt nails, cement steel nails, headless nails, shot nails, and roll nails. The surface is galvanized and copper plated, which shall be selected according to actual needs.