Pica-Gel Signalmarker. 
The perfect substitute for tube markers.
Quick • Effortless • Economic.
Very easy and effortless handling: No sweaty tube pressing.
Time saving: Marking works considerably faster than using a tube marker.
Most economic: 1 Pica-Gel substitutes up to 4 tube markers of 50 ml each.

The innovative “Gel-lead” makes the difference:
Marks both on glossy and rough materials, no matter if bright or dark, rusty or oily, hot or freezing cold.
Most permanent, after few minutes.
High contrast and opaque markings – even on dark surface.
Weather & light resistant – ideal for outdoor use.
Mutable line width from 2 - 8 mm possible.
With useful quiver cap for perfect one-handed handling.
High quality, smoothly running twist mechanism.
Chloride-free for marking on stainless steel.
Temperature resistant markings up to approx. 1000°C.