Stays sharp, doesn't mushroom or push back under pressure.

Acrylic nib ideal for rough surfaces such as OSB and concrete.

Marker continues to write after 72+ hours of cap off time.

For use on concrete, wood, metal, plywood, OSB, plastic.

Can be used on wet, oily, dusty, rusty, with debris surfaces.

Quick dry time – reduced smearing markings on PVC, metal surfaces.

Thin body for use in restricted areas.

Helmet clip – can be clipped to the construction site cap, trousers, overalls.

Easy open cap for one hand operation.

Anti-Roll design - won't roll off surfaces.