Cement column fixing card is mainly used for fixing cement columns between rows and steel wires between rows. It has a simple structure and is easy to operate. It is made of custom-made hot-dip galvanized steel wire with a diameter of 3mm and is matched with high-strength cement columns for use. It is an essential system accessory for protective systems. There are two models: 28cm and 35cm. 28cm is used to fix 7 * 7cm thin rods, and 35cm is used to fix 9 * 9.5cm thick rods