Ulmia is the premier manufacturer of hand tools for woodworking in Germany. The highest quality materials and workmanship are evident in every tool Ulmia produces. The 12mm (1/2″) Gouge has a blade length (cutting edge to collar) of 122mm (4 3/4″) and an overall length of 250mm (9 7/8″). Bevel is ground at 27.5 degrees. Blade is made from Chrome-Vanadium Steel with a hardness of 58 Rockwell.