The Senzo Clad Petty Knife 5.5" is designed for the home or professional chef. The European style pakkawood handles are triple riveted and feature the classic Western shape for comfort. The San Mai clad blade has a hardy and durable core of Japanese AUS-10 steel that is tempered to 60 HRC and then hand sharpened on a water wheel using the traditional “Honbazuke” technique.