Isomars sketching mechanical pencil 5.6mm lead (MRP392) (392-7522)Professional grade sketching pencil with a 5. 6mm lead diameter, ideal for detailed artwork and fine line work. The robust construction ensures consistent performance across extended drawing sessions. Perfect for artists, architects, and designers who demand precision and reliability in their tools. Smooth graphite formulation delivers rich, controlled marks on paper. A versatile addition to any creative toolkit.