Pica Dry Longlife Automatic Pencil - The only Construction Marker with effective dust and moisture protection "LONGLIFE CAP"  with extra strong clip and robust sharpener for long term use Extremely sustainable thanks to refillability Wipe clean from glossy surfaces with a damp cloth Barrel with roll stop Convenient 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 Water jet resistant, permanent For almost all surfaces Ideal for wet cutting of tiles and stone Chloride-free Leads are already sharpened Protect from temperatures above 40C In a convenient and sturdy plastic box Diameter: 2.8 mm, Length: 125 mm Set of 8 leads assorted: 3 Blue, 2 White, 3 Green