A.S.U. is a leading Service Center and distributor for Mould and Tool Steel. The company has a long-time experience on the steel market, standing out for quality and reliability in the most demanding applications.Together with CDA, our business unit specialized in Hot working Tool Steel, A.S.U. builds up as one of the major European groups in trading tool steel.A.S.U.’s knowledge of the market’s demands pushes constant research and development of new products in cooperation with steel manufacturers, such as biggest dimensions Hot working tool Steel blocks for structural die-casting or pre-hardened and high-machinability special steels.