Looking for a tool that can handle pre-hardened steel up to HRc55? The YG-1 4G Mills is your go-to solution for high-speed cutting applications. Built with YG-1’s Y-coating technology, this end mill ensures exceptional tool life and superior performance even under the toughest machining conditions.

Key Features of the YG-1 4G Mills:
✅ High-Speed Cutting for Pre-Hardened Steel – Specifically designed to cut through pre-hardened steel materials up to HRc55.
✅ YG-1 Y-Coating – This innovative coating improves wear resistance and helps maintain consistent cutting performance, leading to longer tool life.
✅ Precision Engineering – Provides smooth cutting and reduced heat generation, enhancing overall machining efficiency.
✅ Maximized Tool Life – The advanced Y-coating ensures that you get the most out of each tool, even during high-speed applications.

For more details on this high-performance tool, check out our catalog:
📘 Download the Full Catalog Here: YG-1 4G Mills Catalog