production and distribution in high quality of heid- clutches and brakes in single, standard or special designs in all kind and sizes. replacement for zf – types. discs. tracer controls. multi-disc clutches, standard- and special designs, electrically operated, hydraulically operated, pneumatically operated, oil lubricated, dry running, electromagnetic operated, spring-pressure, slip ring, stationary field, power transmission applications. discs sintered or friction lined, steel discs, current intakes, protective resistors.