SKH-55 ¥SKH-55 ¥SKH-55
W18Cr4V ¥W18Cr..
SKH-55 ¥SKH-55..
ASP-30 ¥ASP-30..
SKH-9 ¥SKH-9 ¥..
S45C¥S45C
SKH-51 ¥SKH-51..