Heller Premium Tools is the most experienced drill bit manufacturer woldwide! Heller offers its customers in more than 60 countries worldwide the expertise from over 175 years of development and production and sells over 10 million tools every year. The product range of Heller includes drilling, chiselling, sawing, cutting, grinding, sanding and screwing in a range of materials from glass to reinforced concrete. Heller does work with the most modern methods in their research centre and production in Dinklage, Germany. Certified according to ISO 9001 and ISO 50001 energy management, Heller today is one of the most modern and efficient producers of tooling accessories in the world. Heller holds numerous trademark rights and patents. Equipped with a leading quality management system, this means outstanding safety and security for the trade and craftsmen.