HTO GmbH Härtetechnik & Oberflächenbehandlung

The Härtetechnik & Oberflächenbehandlung GmbH from Friesenheim, in short HTO, has 16 plants in five production halls and offers great flexibility in terms of heat treatment processes as well as the shape, size and nature of the components to be refined. Whether it's a 100-gram part for the small mechanical engineering company around the corner or a 3-tonne gear wheel for German global players: HTO is the right place for anyone who values personal advice coupled with competence, reliability, quality and speed.