* Extra-fine tip for more legible inscriptions on small surfaces. * Particularly suitable for smooth and transparent surfaces like slides, test tubes, laboratory equipment, and labels. * Dries in seconds, resistant to rubbing, water, and light, low odor. * Quality controlled: very high abrasion and thermal resistance – tested and approved by TÜV Saarland. * Bullet tip. * Line width 0.75mm and 1mm.