Germany is known for its high-quality machine tools and precision engineering, and there are many manufacturers of CNC machine tools based in the country. Here are ten manufacturers that are well-known for producing German CNC machine tools:

1. DMG MORI
2. ZEISS
3. Trumpf
4. GROB-WERKE GmbH & Co. KG
5. VDW (Verein Deutscher Werkzeugmaschinenfabriken)
6. FRITZ WERNER GmbH & Co. KG
7. EMAG GmbH & Co. KG
8. BLOHM + VOSS INDUSTRIES GmbH
9. ALZMETALL GmbH
10. Scharmann

This list is not exhaustive and in no particular order. It is based on market share, reputation and industry standards in Germany as well as exports. Additionally, Depending on the specific type of CNC machine tools (ex: Lathe, VMC, Grinding, Broaching and so on) the ranking can vary and some other manufacturers like Hermle, Index, Faccin, Kapp Niles, and Rollomatic could be added to the list.