NSK Ltd. (NSK; Headquarters: Tokyo, Japan; President and CEO: Akitoshi Ichii) NSK Ltd. (NSK; Headquarters: Tokyo, Japan; President and CEO: Akitoshi Ichii) will participate in EMO Hannover 2025, one of the world’s largest machine tool fairs, held at the Hannover Fairgrounds in Germany from September 22 (Mon.) to September 26 (Fri.), 2025.

Main Exhibits and Technology Presentations 1. J-Type ROBUSTDYNA™ Bearings for Machine Tool Spindles • Optimized bearing internal design, for instance by employing larger diameter balls, increases load capacity by 15% compared to conventional products,*1 supporting heavy-duty cutting. *1 NSK’s current H-type Robust Series bearings (SUJ2 version) • Optimized internal specifications deliver high-speed performance equivalent to that of conventional products, enabling use in both low-speed and high-speed applications. • Optimized internal design and the use of NSK’s proprietary long-life steel NSK improve service life, making it up to six times longer than that of conventional products.