I am also selling this on other platforms, so please comment before purchasing. Thank you. Sizes (inches): 5/8 11/16 Length: Approximately 250mm Compliant with JIS standards Material: Nickel Chrome Vanadium Made by KTC This is a vintage model from the 1950s-1960s. There are scratches and signs of wear, but it has been polished and is quite shiny. The offset angle is somewhat deep, around 60 degrees.