Cold Steel Kudu Zytel Handle Lock Release Ring 20K is a variety of folding knife that is made of German Stainless Steel 4116. Cold Steel has done a wonderful job and has nicely mended the earlier South African version of the model to assure good quality and top performance. The locking mechanism available in the knife is well experimented. The material has the capacity to withstand stress. Wooden grain texture has been mixed with the handle for traction. This knife is ready to deliver service to the users. The razor sharp performance has categorized the model as a brilliant working model.