The blades in the 4-Piece Steak Knife Set have a sharp edge perfect for cutting steak, poultry, and fish cleanly. Protect your blades with included sheaths for safe storage. The handles are ergonomically designed for a comfortable grip and paired with a single mosaic rivet. Crafted from X50CrMoV15 German Steel, these full-tang knives are durable, stain-resistant, and have great edge retention. The ULTRA6 heat treatment process guarantees blade strength and functionality, with a 16-degree angle per side. HRC 58 +/- 2 on the Rockwell Hardness Scale. NSF Certified and backed by a Lifetime Warranty. Wash with warm, soapy water, rinse, and dry for maintenance.