Premium Material: The triangle nail is made from high-strength steel, ensuring wear resistance, durability, and long-term use even in outdoor conditions. Wide Application: The heavy-duty triangle nail is ideal for parking lot entrances, residential walls, and commercial building perimeters to restrict vehicle access and enhance security. Effective Design: Features sharp spikes that efficiently deter unauthorized vehicles from entering protected areas. Easy Installation: Spikes can be flexibly arranged according to specific needs and adapt to various terrains, allowing for straightforward and simple installation. Package Includes: 30 triangle nails. Size Information: Height from ground to tip: 2.5 cm (0.98 inches). Note: Slight variations may occur due to manual measurement and differences in display monitors.