These Staedtler Mars Lumochrom 204 drawing leads are designed for precision and versatility. Each case contains 12 colored leads, each measuring 2 mm in diameter, perfect for detailed work on drawing paper and tracing paper. They are compatible with all 2 mm mechanical pencils, including the popular Mars Technico 78C and 788C models. Ideal for both drawing and sketching, these leads provide a smooth and consistent line for artists and designers. Number of items: 1.0