High quality superpolymer graffiti for automatic pencils. Extremely tough and strong. Saturated black and intense lines. Easy reloading thanks to the specially designed graffiti guide cover. 12 pieces in each box that has a cap for easy loading.
Color code for different hardnesss of graphite.
Contents: 12 high quality graphite.
Graffiti size: 0,35 mm.
Graffiti hardness: HB. 
On request