Pica Fine Dry 7070 Precise Longlife Automatic Pencil Marker. 

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 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 refill ability with different leads
High value push mechanism for automatic lead feed in a stainless steel tube 
Barrel with roll stop