Pica Dry Refill Graphite 2B Leads, 10PK a convenient pack of 10 pre-sharpened leads stored in a practical plastic box designed for easy access. The storage box features a two-piece wing lid, making it simple to retrieve new leads whe needed. These 2.8mm diameter leads, each 125mm long, perform exceptionally well on a variety of surfaces, whether dry or wet, glossy or rough, dusty or oily, bright or dark. They can be easily wiped away from glossy surfaces with a damp cloth, making them versatile for many marking tasks. Model Number: 4030