Mark core samples easily with Staedtler Lumocolour chinagraph pencils.
The Staedtler Lumocolour Permanent Glasochrom Pencils feature the same lead as the older Chinagraph pencils and are used for marking most surfaces - glass, stone, plastic, metal, wood and textile.
Features:
- Ideal pencil for marking up core samples
- For opaque marking even on dark and transparent surfaces
- No bleeding through paper
- Colour-intensive and lightfast
- Non-corrosive colour pigments
- No drying up
- Odourless
- Box of 12"
