Selected models of the Gerber tool line feature an extremely rugged tungsten carbide cutting insert. Once dull, the insert can be rotated 120 degrees for a fresh start. After all three sides have been dulled the insert can be replaced. Replacements fit the following Multi-Pliers: Basic (select models only), Pro-Scout (select models only), and LegendFeatures:- Two tungsten carbide cutter replacements for Multi-Pliers Hex head wrench - Four replacement screws - Includes Lifetime Limited Warranty