There are many categories of road nails, which can be divided into:
1. Cast aluminum spike;
2. Plastic spike;
3, ceramic spike;
4, glass ball spike;
5. Reflective bead spike (21 beads and 43 beads, which can be combined into cast aluminum and plastic bead)
Road nails for mining.According to functions, it can be divided into:
1. Common spike;
2. solar spike,
3.Tunnel wire nails;
4, wireless spike.
According to the number of reflective surfaces, it can be divided into:
Single side spike and double side spike.