Native Indian Deer Antler Obsidian Blade Knife This knife is handmade by master artist Dale Duby using the methods of old; grinding, abrading, percussion and pressure flaking. Each knife is one of a kind. Each knife is one of a kind. Blades are attached using sinew. Comes with Certificate of Authenticity signed by the artist. Size approximately 7-1/2" overall. Includes hand carved stand. Please note: This is not an authentic Indian made product.