产品材质： Japan(SKD11.SKD61.SKH51.S45C)

USA(AISA.D2.H13.P20.M2)

Germany(DIN.2379.2363.2344.2347)

ASSAB(Rigor.Stavax.Impax.Elmax.ASP23)

硬度：58-60 HRC

研磨精度：0.001mm