Since more than 60 years the company Heson from Keltern represents the diamond and Boron nitride tools “Made in Germany”. The goals we set ourselves must fullfill the highest quality requirements. Besides our decades of experience and our big know how our company is characterized by reliable delivery and serious order processing. Thanks to our professional and precise production, we count companies from all over the world among our customer base – because buying diamonds is a matter of trust. Heson also stands for environmentally friendly production in electroplating. Our wastewater systems are checked regularly and correspond to the state of the art.