KOH-I-NOOR 2mm Diameter Short Mechanical Clutch Lead Holder Pencil - Black practical short mechanical pencil Lenghts approx.: 4.53 inches The push button of the pencils contains a sharpener: Simply unscrew it counterclockwise! Including a pencil lead of diameter 2 mm for each pencil KOH-I-NOOR Hardtmuth is one of the world's leading manufacturers of stationery and art supplies and is characterized by high-quality workmanship