Salzgitter Maschinenbau AG (SMAG) is a specialist mechanical engineering company based in Germany. SMAG's core competence lies in developing, manufacturing and operating grabs for loading and unloading seagoing cargo vessels. Apart from that, the company develops and manufactures fully equipped cabs, automated drilling rigs for salt mining as well as mechanically and hydraulically actuated antenna masts in Salzgitter and Döbeln, Germany.