Derwent Onyx Pencils Derwent Onyx Pencils
Derwent Onyx is made from smooth dark graphite and delivers dense, rich, jet-black tones, darker than a Graphic 9B.
  • 4mm wide core with non crumbly texture is capable of being sharpened to a fine point
  • The perfect pencil for expressive sketches as well as detailed architectural and technical design work
  • Darker shades can be built up by layering with increased pressure
  • Use a lighter touch for more detailed artwork
A wonderful sketching pencil with the capapbility for deep shades and precise detailed work all in one type of pencil.