Superior quality ballpoint refill for most Caran d'Ache ballpoint pens including 849 Metal, Dunas, Ecridor, Hexagonal, Leman, Varius and Madison. Stainless-steel tip with large ink reservoir good for 600 A4 pages or 8,000 metres of writing, according to Caran d'Ache. 95mm long, 5.7mm diameter. Available in a choice of tip sizes and ink colours. Approximate line widths: fine 0.8mm; medium 1mm, broad 1.4mm.