X-Acto Z-Series Knife No.11 Fine Point Blades

Z Series No. 11 replacement blades are atomically sharpened and zirconium nitride-coated. They stay sharp seven times longer than standard blades. They easily cut paper, plastic, balsa, thin metal, cloth, film and acetate. Blades are designed for use in No. 1 Precision Knife and Type A Handle X-Acto knives.

Price: £ 42.90 from Zuma Office Supply US