Native Indian Coyote Jaw Obsidian Blade Knife This Coyote Jaw Obsidian Blade 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 and the blades are attached using sinew. Comes with Certificate of Authenticity signed by the artist. Overall: Approximately 7-3/4" Includes hand carved stand. Please note: This is not an authentic Indian made product.