Mechanical pencil lead for use on paper and drawing card. High break resistance due to flexible lead Smooth-gliding lead, jet black lines. Manufacturing process without PVC - more than 90% based on natural raw materials. Simple “12-a-go" refilling for many STAEDTLER mechanical pencils such as Mars micro 775 and graphite 779. 12 leads per tube (6 leads at 1.3 mm line width). ISO colour coding.
