Precision without sharpening The special lead diameter of only 0.9 mm is ideal for fine and precise marking; without sharpening High-tech push mechanism for automatic lead feed and for a long-lasting lead holding power Practical quiver cap for perfect one-handed handling made of extremely robust special plastic with extra strong clip for a long-term use With effective dust and water protection: push button as umbrella cap and sealing ring on barrel Its integrated large eraser enables quick correction of markings Equipped with 5 graphite leads in HB Sustainable due to refillability with different leads High value push mechanism for automatic lead feed in a stainless steel tube Barrel with roll stop