Replacement blade for X 3209 knives. The #9 Retractable Blade from X-ACTO is an excellent detail blade for making precise cuts through a range of lightweight materials. The fully retractable bladeis thin enough to make the careful cuts you need but also sturdy enough not to snap under light pressure. The #9 Retractable Blade from X-ACTO works with a large variety of medium and lightweight materials: light cardboard, paper, film, cloth, plastic and more.
