Ernst Grobe AG is a family-owned global company with traditional craftsmanship technology located in the towns of Manidorf and Otwell, Zurich.

Since 1962, the company has developed and manufactured cold forming special equipment. Currently, the company's products cover spline and sleeve cold forming equipment and diameter reduction equipment for solid metal materials and metal sheets, as well as punching forming equipment for bowl-shaped or annular metal sheet parts.

The company's equipment inherits the GROB cold forming process invented by founder Dr. Ernst Grob, and is a world-famous chip-free spline-forming technology.

The company also provides various services for cold forming, diameter reduction and punching forming (outsourced processing, sample development and after-sales service, etc.) to improve the company's product range.