Functionality and technical perfection make Rotring drawing instruments symbols for quality and precision. Rotring provides a comprehensive system of products offering the optimum solution for every application within technical drawing and design, for professional drafters, students and private individuals alike. The perfection of technology, ergonomics and design creates a universe that is ideal for drawing, also enhancing the perfect expression of ideas and visions. Rotring hi-polymer leads and their extra-strong formula are a solid foundation for you to build on. Available in 2H, H, HB, B and 2B, these leads are professional accessories allowing for all sketching, writing and drawing styles and shades.