Stainless steel point. Rotating ballpoint made of tungsten carbide to ensure regular ink flow. Made in our Geneva workshops, the Goliath ink cartridge is carefully tested to guarantee incomparable writing comfort. Delivers up to 600 A4 pages of writing. Goliath Ink Cartridge, steel point / 8428.109 Size: Large Colour: Black Goliath Ink Cartridge, steel point / 8428.000 Size: Medium Colour: Black Goliath Ink Cartridge, steel point / 8428.009 Size: Fine Colour: Black