Tyre Killer or Spike Barrier is commonly used for the purpose of preventing the unauthorized vehicles into the premises. This spike barrier is specially designed & made of heavy duty steel, bolted to a solid steel rotating axis. Underground Solid welded steel frame is provided with drainage outlets.The top of the casing of road block spikes is integrated with steel cover parts that let vehicles go by wrapping the blocking spikes in the lowered place.They are used in big corporate offices, government offices, various industries, security premises and plants to prohibit illegal entry. Tyre killers have large blades that can pose threat to any vehicles with wrong intentions.