This kind steel is suitable for producing in high quality cutting tools, such as drills, taps, end mills, center drills,round tool bits.
Characteristic: It is typical steel grade of W-Mo current hss,with high toughness, good thermal plasticity, high hardness,as well as red hardness and hot hardness.
| GB | JIS | ASTM |
| W6Mo5Cr4V2Co5 | SKH55 | M35 |
| EN | BOHLER | ERASTEEL |
| 1.324 | S705 | EM35 |
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