This package includes a set of 6 replacement razor-blades, meticulously crafted from top-quality Japanese 420J2 stainless steel. Each blade undergoes a precise heat treatment process and is hand polished to achieve a razor-sharp cutting edge, comparable to surgical standard. These blades are compatible with all 3.5\" models from Outdoor Edge\'s RazorSafe Series. This includes the RazorLite, RazorBlaze, 3.5\" RazorLite EDC, RazorPro, and Onyx EDC. Enhance your gear with these sturdy, sharp blades, replacing old ones with ease and precision.