In Part 4 of the Tool Selection For High Performance Hardmilling we will discuss milling M4 62Hrc. This Webinar will be mainly focused on tooling and tool life. Feeds speeds and depth of cut as well as Toolpath style will be addressed. What to expect when cutting 60+ Hrc. The tooling that was used in the Part 2 and 3 as well as new CBN tooling will be reviewed and pushed to the limits.