All NTK cutting tools are manufactured at our plant in Komaki, Japan.
Our turning and milling tools for machining with ceramic or CBN tools are manufactured in Europe. Tool holders for precision cutting tools (carbide, cermet, PKD) are manufactured in Japan.


Our products are subject to the highest quality standards and are certified according to DIN 9001 and DIN 14001.
Our continuously high-quality controls ensure this quality.

NTK Ceramics enable high-efficiency machining solutions due to their hardness, heat resistance and chemical stability.

NTK Cutting Tools provides special types of ceramics for a wide range of applications in a wide variety of industries. These include high-performance machining (turning / milling) of cast iron, the machining of hardened steels and high-temperature nickel-base materials.

About us

NGK Sparkplug Europe GmbH in Ratingen Germany has been in existence since the end of the seventies and is the European headquarter of the Japanese group "NGK Spark Plugs Co.Ltd", with around 12,000 employees, who were already established in the mid-1930s.

NTK Cutting Tools


  • NGK Spark Plug Europe GmbH
  • Harkortstrasse 41
  • D-40880 Ratingen