A folding bone (also called bone folder/bonefolder) is a dull-edged hand tool traditionally used by bookbinders

The Stylefile Marker Brush 12er Set in Neutral Grey offers an excellent basis for grayscale drawings of any kind

Paint the area you would like to mask

Nib size: 2

This marker and paint system is the missing link between spray can

molotow masterpiece 760pi coversall 60 mm Molotow ONE4ALL markers and refills A folding bone (also calledThe MASTERPIECE 760PI CoversAll marker with the patented Flowmaster pump valve and the exchangeable 15 mm Broad Tip ensures a constant ink flow. The 760PI is filled with CoversAll cocktail ink. A pitch black, alcohol based ink which contains synthetic bitumen and provides a permanent, visco plastic coating (signal black). It is highly opaque, UV and weather resistant, fast drying, abrasion resistant and therefore suitable for all indoor and outdoor