4V is a carbon steel with amazing edge retention and high toughness 4V 7.5" Rosewood&Zebrawood Gyuto @HRC60 $225.00 Add To Cart 6.5" Rosewood&Maple Petty @HRC 60 Sale Price:$125.00 Original Price:$200.00 sale Add To Cart 6" Purpleheart&Maple Santoku @HRC 60 $225.00 Add To Cart