【No.250】Development of Semi-Stainless Steel Knives (7) (セミステンレス系包丁の開発 (7))
【No.250】Development of Semi-Stainless Steel Knives (7) Compared to carbon steel, which wears down quickly because a large surface area tends to contact the circular whetstone simultaneously, this semi-stainless steel wears down slowly and tends to have a smaller contact area … Read More