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4G Mill: Versatile Milling Solutions for Pre-Hardened Materials

9 February 2026
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Choosing the right milling tool is essential for achieving precision, tool life, and surface quality — especially when working with pre-hardened materials. The 4G Mill series from YG-1 is designed to offer flexibility across a wide range of milling applications.

Multiple Flute Types for Different Applications

The strength of the 4G Mill lies in its broad selection of flute geometries. Each flute type is engineered to address specific machining needs, making the tool series especially effective in pre-hardened steels and demanding CNC milling environments.

Key Benefits of the 4G Mill Series

  • Wide range of flute types for various milling operations

  • Optimized performance in pre-hardened materials

  • Stable cutting behavior and improved surface finish

  • Suitable for both roughing and finishing applications

Find the Right Tool for Your Machining Needs

With multiple configurations available, the 4G Mill lineup allows machinists to select the optimal tool for their specific application, improving efficiency and consistency on the shop floor.

👉 Explore the full 4G Mill catalogue here: https://product.yg1.solutions/resource/catalog?type=2 

 

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T: 00359 (0)883282267
E: [email protected]

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