Arcos 2900 Range 5-1/2-Inch Boning Knife, Black 5-1/2-inch boning knife with black handle; NSF approved and ideal for HACCP environments Made in Spain by Arcos, a leading European knife manufacturer with traditions stretching back to 1745 Arcos exclusive Nitrum stainless steel formula enriched with nitrogen for added hardness and long-lasting sharpness Ergonomic handle resistant to slippage, impact, and high heat (up to 260 degrees F) Dishwasher safe, hand washing recommended