Koh-i-noor Black All Metal Lead Holder with Sharpener 5358 length of approx. 5.04 inches Ideal for mine strength 3.2 mm The push button of the pencils contains a sharpener: Simply unscrew it counterclockwise! comfortable holding with a round shaft KOH-I-NOOR Hardtmuth is one of the world's leading manufacturers of stationery and art supplies and is characterized by high-quality workmanship