High Quality Japanese Knife with 33 Layers of Steel – UN-RYU – 120mm Petty


SKU: UN RYU 120 Petty Categories: ,


This knife
120mm (4.7 inch) petty knife

Very high quality kitchen knife carefully packaged in a nice in retail box


  • Total length: 255mm (blade 120mm)
  • Weight: 65 grams
  • 33 layers of steel: Center layer is hard Swedish steel. On top of this are 32 alternating layers of low and high carbon VG-10 stainless steel (which contains cobalt)
  • Blade edge: HRC58 on the Rockwell scale of hardness
  • Compressed, laminated wooden handle with full tang¬†

The blades
Created with the same process of layered steel developed from the art of Japanese sword making, the blades extremely sharp, long lasting and durable.¬† VG10 is a “super steel” containing cobalt. The alternating layers of hard and soft steel make UN-RYU knives both strong and flexible.

The quality of the craftsmanship can be seen in the Damascus pattern (lines on the blade).

Blades are hand sharpened for a very sharp edge that will last a long time.

Additional information

Weight 201 g


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