X-Acto Retract-A-Blade No. 1 Knife

Fully retractable knife features a safe retractable No. 11 blade. Easily change the blade as you would with any X-Acto No. 11 blade. The knife is perfect for delicate precision cutting and trimming of lightweight materials such as paper plastic balsa thin metal cloth and film. The soft triangle-shaped comfort grip provides extra control. Anti-roll handle keeps the knife from rolling off your worksurface. Retractable knife also offers a metal core construction for durability.