Experience smooth and precise writing with Rotring Mechanical Pencil Leads. These 0.35mm leads are perfect for detailed work and have been designed for easy and clean refilling. The high quality, extra strong lead ensures consistent and dark lines, while the black color provides professional and clean results. Whether you are a student, artist, or professional, these leads are a must-have for any mechanical pencil. Increase your productivity and elevate your writing experience withx Rotring Mechanical Pencil Leads.