DP cobalt alloy steel "wisteria Jiro" of its own that was born from the pursuit of sharpness， composite material is sandwiched by 13 chrome stainless steel iron ore of high purity by removing the impurities by low temperature gas reduction method.By sharpening uncompromising and， ease of care and sharpness， was harnessed to the world of Chinese food the blade of the interrupt composite reputation in the world of business.Square handle design of practical importance not subjected to unnecessary decoration straight shape.If you are using dare lumber good feel to the material of the handle， you can enjoy the texture born so as to use it.