Frosts by Mora of Sweden 9124PG Curved Narrow Boning Knife with 4.9-Inch Stainless Steel Blade and Pro Grip Authentic Frosts by Mora of Sweden are premium-grade knives and tools that are trusted by food professionals from around the world Blade of Swedish Sandvik 12C27 stainless knife steel that can be sharpened to extreme sharpness and high edge retention Blade length: 4.9" (124mm); Blade thickness: 0.08" (2mm); Overall length: 13.8" (350mm); Weight: 4.4 oz. (92g) Blade hardened by deep refrigeration at -80 for maximum hardness (58 RC). Double-molded, rubber handle with an etched structure suitable for wet conditions.