Andis UltraEdge professional grooming blades offer the latest technological advancements available in extending blade life and maintaining blades at optimum performance. Andis uses an exclusive carburized hardening process. They are finished with special chrome to resist rust and enhance performance. New blister packaging allows for easier display and resale. Blades fit all Andis AG, AGC, AGP, MGB, SMC, DBLC, EBC and are compatible with all major professional clipper brands.