Ideal for artists - budding or professional, this pack of 12 sketching pencils ensures that you have a pencil for every stroke. Each pencil is easy to sharpen and made from certified wood, ideal for use in schools. . Staedtler Tradition Pencils Sketching set. Contains 12 pencils across grades - 2H, H, HB, B, 3 X 2B, 3B, 2 X 4B, 5B, 6B,. High quality pencil. Easy to sharpen. Lead diameter 2mm. Easy to erase. Manufactured from certified wood. Perfect for school and office use