2 mm nib that can be replaced when it becomes too worn or dry

rectangular eraser which is only 5

5 mm HB leads and is of course refillable

The paint itself can be used with every application tool imaginable

on the run otr 901 soultip paint refill 210 ml Painting on stones 2 mm nib that canAlcohol based, opaque lacquer paint, that adheres to most surfaces, and dries up with a glossy finish. The paint is perfect for markers with a pump function and squeeze pens, but they work really well with normal paint brushes and airbrush as well. This paint comes in a 210 ml bottle with a screw lid. These refills come in smaller sizes too: On The Run OTR. 901 Soultip Paint 120 ml.