Grinding Machine Solutions | Machine Tool Rebuilding | GCH ...- aba grinding ,GCH Machinery is known globally for its expertise in developing turnkey grinding machine solutions and providing quality machine tool rebuilding.Autania Tec CenterELB/aba presents their surface and profile grinding machine SMART Line Kombo N10. The Rollex HP spline and profile rolling system is shown by Profiroll Technologies. Finally WFL displays their M120 and M35 millturn machine.