The Pica Fine Dry Graphite H Lead Refill Set (24 pieces) is designed for use with Pica Fine markers and mechanical pencils. The "H" grade graphite provides a harder, finer line compared to HB leads, making it ideal for precise and clean markings, especially in fine detail work. This refill set includes 24 pieces, offering an extended supply for professionals, artists, or anyone who requires consistent, high-quality graphite for marking, sketching, or drafting tasks. The dry graphite ensures minimal smudging and excellent precision for accurate results.