X-ACTO #11 XZ611 Zirconium Nitride Knife Blades - 100pc

100pc X-Life No 11 Fine Point Knife Blades, Zirconium Nitride X-Acto XZ611 100 piece package Zirconium nitride coating on the cutting edge Coating strength to the blade, particularly the tip On average 7-10 times sharper than other X-ACTO blades For delicate, precision cutting, detailing, trimming and stripping Cut paper, plastic, balsa, and bass wood Replaces X-ACTO XZ511 Zirconium Nitride X-Life 500pc No 11 Knife Blades; which is no longer manufactured by X-ACTO Compatible with all brands of hobby knife handles that have 1/4 inch blade holders