NEW: The only Construction Marker with effective dust and moisture protectionPush-button as umbrella cap and barrel with sealing ring for maximum all-round protection against external influences.NEW: Reliable hold in the long termIts new "Power Lock" mechanism inside is a milestone in the development:The duration of the lead holding power has been tripledThe longevity of the product once more has been noticeably improved Unique:"LONGLIFE CAP" with extra strong clip and robust sharpener for long term useThe new Pica-Dry: the marking tool for professional craftsmenExtremely sustainable thanks to refillability Its FOR ALL graphite lead 2B marks on almost any surface, whether dry, wet, glossy, rough or dusty Most versatile capabilities due to special leads: for bright or dark surfaces, in water soluble or water jet resistantWipe clean from glossy surfaces with a damp clothBarrel with roll stopConvenient quiver cap with special clip for perfect one handed handling Patented: The integrated sharpener in the quiver cap - always and immediately at hand High value push mechanism for automatic lead feed in a stainless steel tube Leads most easy to refill from the back end Its graphite lead for Joiners in special hardness H is ideal for fine markings on dry surfaces The water resistant Summer leads is stable up to 70deg C Pica-Dry defines the new standard.