Industrial Clusters are applied to a set of enterprises that have concentrated in a geographic region and an industrial branch and present the production and supply services and goods with cooperation and accomplish each other's activities and they enjoy from common Challenges and opportunities. Zanjan Province is holder of four identified clusters and has formed about %2 identified clusters all over the country. Zanjan Knife Cluster is one of the most important of the clusters . There are some obstacles that make prevent of the cluster development as follow: Shortages and high prices of raw materials, lack of adequate training, lack of deformation and innovation, lack of proper packaging and advertising, weak financial possibilities of cooperation, lack of modern technologies in Knife production and Irregular knives import from China.