52100 is a carbon steel with medium toughness and high edge retention 9.50" Ash&Walnut Sujihiki @HRC62 Sale Price: $175.00 Original Price: $200.00 Sold out 7.25" Walnut&Ash Kiritsuke @HRC 61 $225.00 7.25" Cherry&Maple Kiritsuke @HRC62 $225.00 6.25" Walnut Nakiri @HRC 61 $175.00