Outdoor Edge RRU30K-6C 301 Razorsafe Black-Oxide Utility Replacement Blade Set - Fits any 3-Inch Razor Knife

Outdoor Edge Razor Blade Set - 3-Inch

This Outdoor Edge Set is a set of six black-oxide coated 420J2 utility replacement blades that fit Outdoor Edge Razor knives with 3.0-inch blades.
From the Outdoor Edge product catalog: Outdoor Edge's innovative new replaceable razor blade system is the solution for dull knives. Sharpen the blade or simply push the lock button to remove and insert a shaving-sharp new one.