8" long with a slight bow in the shape. Made of real bone, this creaser can make a big difference when assembling your leather projects. Creasers are often overlooked as being a useful tool. It has many uses: smoothing, creasing, forming leather, adhering cemented leathers, burnishing edges, etc. An indispensable tool for making holsters and cases. The Leather craft Tool book #61960-00 teaches the proper technique for use of these tools.x.