Classic mechanical pencil featuring an all-metal body and original Otting design. Writing and drawing without fatigue is ensured by the hexagonal barrel. Lead hardness grade indicator. Technology for rotring pencils For accurate lead advancement, rotring brass mechanism is used. Fixed lead guidance sleeve preventing break and offering an unimpeded view of the page for precise ruler-based drawing. Metal barrel with ergonomic design Full metal body providing ideal balance of weight and feeling. Writing and drawing without fatigue is ensured by the hexagonal barrel. designed to stop the tool from rolling around on tables when it is placed down. Lead hardness grade indicator For a rapid identification when working. features a silver finish and a 0.5 mm lead capacity.