For all dry materials (such as glass, stone, wood, concrete, paper, cardboard etc.).
Suitable for inaccessible places.
Permanent ink is alcohol-based - hence waterproof (can be removed using alcohol or spirit).
Marking width 1-2 mm.
Maximum marking depth approx. 29 mm (for drill hole diameters > 4 mm).
Do not bring into contact with moisture!

Advantages:

Self-adjusting, patented stainless steel telescopic tip! Up to 3x writing performance due to drive usage of 7 mm fibre tip length instead of 2 mm.

Type:

Blue

Advice:

The lead can be removed and rotated by 180° for a second turn!