Staedtler Mars Matic 750 M018 Drafting Point – 0.18 mm Pen Tip
STAEDTLER Mars Matic Drafting Pen Nibs. Mars Matic Drafting Pen. Resin tip section: POM, Nib: Stainless steel. 750-M013: 0.13mm (ISO). 750-M018: 0.18mm (ISO). 750-M025: 0.25mm (ISO). 58×38×16 mm・11.3g.