Faber-Castell replacement or spare leads for all standard mechanical pencils. Extremely tough and especially smooth writing. Intense black full lines. Neat and tidy refilling due to the practical filler nose. Each of the lead tubes have 12 leads inside. These particular leads are of 0.5mm F grade. 18 leads per container. F grade. 0.5mm leads.
Refill Ink & Cartridges