Mechanical pencil with cylindrical lead tube, ISO colour code. Ideally suitable for writing and precise drawing with a ruler and templates. Rubberised grip zone, metal clip and tip. The screw-out eraser is integrated in the push button, extra-long and PVC-free. With polymer tubes 0.3 mm for paper and drawing card. Hardness HB, feels soft while writing and creates deep black lines; particularly resistant to breaking and easily erasable.