Pencil 2mm lead (4H) by Prismacolor Turquoise.  Made of pure crystalline graphite and super-refined clay for professional drawing and reproduction. 51⁄8″ long and .078″ (2mm) in diameter to fit all lead holders. This lead fits the Koh-I-Noor Technigraphic Lead Holder.  You can view the lead holder in the “You May Also Like” section below.