Colour ink: Black, Nib type: round, Box of 5 pens, stroke width of 1mm, Carpenter pen for permanent marking in hard to reach places, on almost all materials that are dust free, e.g. metal / stone / glass / wood & plastic, long and narrow mouthpiece (20 mm) means that the pen is particularly suitable for use as an assembly aid when dealing with hard-to-reach places, quick-drying ink is waterproof and smudge-proof
