Say goodbye to constant pencil sharpening to achieve the correct point and say hello to rotring tikky hb pencil pack and its mechanical system just by a quick twist of the barrel this pencil will retain its 05mm high polymer lead to keep you sketching drawing and writingthe ergonomic wave grip provides an excellent hold for optimum quality and precision and the pencil barrel will minimise lead breakage the pack includes the pencil barrel and 12 05mm leads for you to keep your pencil refil