The manufacturing industry has always had to deal with a contraposition in the context of the inventory management. On the one hand, it is necessary ensure the financial efficiency by trying to build up smaller inventories, in order to reduce costs of their management and to avoid company's assets slow and ineffective turn over. On the other hand, it is essential make sure that there is an operational continuity and, as a consequence, an high level of service. Therefore, companies are called to define a right and winning balance. In this fundamental task, data analytics techniques can help them, becoming a key factor in decision-making process and, more generally, an indispensable strategic weapon.