Tombow MONO Work Refill Sharpie 1.3 - B

This high-performance mechanical pencil lead features a 1.3mm diameter, allowing for thick, dark, and clear lines that remain easy to erase. Designed for durability and visibility, it is an excellent choice for bold sketching, marking, or heavy-duty writing tasks. The protective case is thoughtfully designed with a notched opening, ensuring you can remove a single lead quickly and easily without fuss.

• Lead Diameter: 1.3mm