 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. |
