Utopia Kitchen Premium Steak Knife - Set of 8 - Professional Serrated Steak Knives for Multipurpose - Stainless Steel Dinner Knives Eight pieces stainless steel 4.5-Inch knife blade is made from 420 grade 3Cr14 stainless steel; the following formula is a break down in the steel: Around 13.5% chromium and 35% carbon which makes it perfect for tough day-to-day demands of the commercial kitchen Stainless steel blades are tarnish-resistant, rust-resistant, and easy to clean The 4.5-Inch steak knife is a solid one piece stainless steel design therefore, you don't have to worry about the handles falling off Micro-serrated edges of the knives don't need sharpening Please hand clean and don't use a dishwasher; you can easily remove rare rust spots if dishwasher is used by pouring some lemon juice into a tall glass, and then soak the knives in the lemon juice for a few minutes