Technology
MHDSH645 Two-stage Octagon Punch
High rigidity tool design suppresses deflection for hardened steel machining
![](/ja/technology/case/sample54/img/sample54.png)
Work material : YXM1(63HRC)
as the same as SKH51
Work size : 30×30mm
Machining depth : 18mm
Coolant : Oil Mist
Total machining time : 25min
Tool
MHDSH645
●6-flute is lineup of length of cut expands 2D and 3D.
●MUGEN COATING PREMIUM Plus realizes long tool life even for hardened steel up to 70HRC.
●High rigidity tool design improves machining accuracy.
Cutting condition and result
![](/en/technology/case/sample54/img/machining_case.png)
![](/en/technology/case/sample54/img/result.png)