M4 M6 M7 M10 M30 M33 M34 M36 M41 M42 M43 M44 M46 M47 M48 M62 M50 M52 BT1 BT2 BT4 BT5 BT6 BT15 BT20 BT21 BT42 BM1 BM2 BM4 BM15 BM34 BM35 BM42 ASP-23 ASP-30 ASP-60 日本***越高速工具钢NACHI SPECIAL STEEL:SKH-9、HM35、HM42、SKH2、SKH3、SKH4、FAX18、FAX31、FAX38;...