Dependable, long-life carbonized steel blades with steel cutters. Exclusive hardening process keeps blades sharper for a longer time. Special chrome finish resists rust resulting in a blade that will last for years. Blades fit all Andis model detachable blade clippers and are compatible with most major professional clipper brands like Oster and Wahl. UltraEdge blades are constructed of carbonized steel for long edge life. Chrome finish resists rust. Fits Andis model detachable blade clippers: AG, AGC, AGP, AGRC, AGCL, AGR Plus, AGRV, DBLC, MBG, SMC. Fits Oster A5 and Wahl KM Series. Always oil blade before, during and after each use.