Prismacolor Turquoise 2mm pencil lead available in #2375 graphite; #2376 red and non-photo blue. 2mm graphite drawing lead is used to fill lead holder pencils, drafting leadholders, refillable pencils, artists pencils, refill drawing pencils. Made of pure crystalline graphite and super-refined clay for professional drawing and reproduction. Great for both paper and vellum. 5.125" long and .078" (2mm) in diameter to fit most standard lead holders. Available in weights from 6B (soft) to 9H (hard). PACKS OF 12. Quality Prismacolor Turquoise 2mm drawing leads are made in the USA.