Fitur

• Even if the surface of the pen tip of the crayon dries, just by rubbing it on the work piece a few times, the dry thin skin will recover the turning marking force many times.
• You can also mark oil surfaces, water surfaces, rough or dirty surfaces, etc.
• Has excellent weather and ultraviolet resistance, and maintains clear markings for a long time.
• For marking various building materials.
• It can be used to mark all kinds of materials such as metal, pipe, wood, rubber, glass, cement, ceramics, plastics, ceramics, textiles, etc.