Andis 64075 Ultra Edge Dog Clipper Blade - Constructed Of Carbonized Steel, Exclusive Hardening Process With Long-Lasting Sharp Edges, 1/50-Inch Cut Length - For Larger Animals, Size-30, ChromeMATERIAL: The blade of the detachable clipper is made of premium carbon and steel; The sharp cutting edges of the blade are made precisely for long term use CUTTING LENGTH: The hair on the pet's tail; feet; face and ears is trimmed to a length of 1 50 inch using pet clipper blades with toughened cutting technology; The blade is size 30 ULTRA EDGES: The UltraEdge blades have a unique hardening process that lengthens their lifespan and contributes to