WALTER TOSTO is specialised in the manufacturing of critical and long lead items such as Hydrocracking and Hydrotreating Reactors, Heavy Wall Pressure Vessels, Coke Drums and HP Breech-Lock Heat Exchangers. The company's presence in the global markets has been supported by over 50 years of manufacturing experience together with significant investments in facilities, advanced manufacturing technologies, logistics and human resources. In 2011 WT celebrated one of the highest technological achievements having completely engineered and assembled in-house the world's largest rolling machine. All long lead items are completed and delivered from WT's Ortona Seafront workshop (on the Adriatic Sea).