Cangshan N1 Series 59151 German Steel Forged Santoku Knife, 7-Inch Unique ALL METAL Patent Pending Design that focuses on ergonomics handle Well balanced 5.5-inch handle and 7-inch blade X50Cr15MoV German Steel with HRC 58 +/- 2 on the Rockwell Hardness Scale All metal forged knife with keen Asian style cutting hollow edge National Sanitation Foundation(NSF) Approved