Pica-Ink 150, the Marker for Deep Holes. 
Ideal for spots hard to reach.
Marks on almost all kinds of dry surfaces.
Convenient quiver cap with special clip for perfect one-handed handling.
Permanent alcohol-based ink, removable from glossy surfaces with alcohol and other usable solvents.
Instantly water and abrasion resistant.
Extended tip made of stainless steel – self-adjusting and patented: up to 3 times more marking capacity by using full 7 mm of the fibre nib’s length of abrasion, instead of 2mm.
Extra strong clip!
New quiver cap with reinforced clip for strong and permanent fixation on the trouser pocket: the requirement for perfect one-handed handling. 
Nib can be twisted several times by 180° - for a "second, a third, ... a long life”. 
Move the telescopic tip back with pliers. 
Tear out the nib wick and turn through 180° 
Insert the nib wick again and move the telescopic tip forward. 
Available in three colour options to suit all material applications