- Replacement blades are zirconium nitride coated to provide an edge with unmatched sharpness and strength
- Blades are durable and will not bend, break, or chip under pressure
- Compatible with size 1 knives
- Fantastic for delicate, precision cutting on an array of different materials
These X-ACTO Z Series Replacement Blades feature a coating of zirconium nitride, making it stronger and sharper for confident cutting. The extra-sharp and durable blades are sharpened at the atomic level to precisely cut through light-weight materials including paper, plastic, thin metal, cloth, and film. This pack includes 100 size 11 blades that are compatible with X-ACTO No. 1 kinves.