Large, stackable, interlocking iron boxes with sturdy, high-capacity long-side slide. They can be stacked or stacked so as to allow the optimization of spaces within warehouses, production plants and warehouses in general. Suitable for the storage or handling of foundry parts or other metal components including the deposit for the disposal of ferrous scrap. The containers have capacities from 1000 to 1500 kg. The measurements are 100 x 80 h90 cm. 8 solid sheet metal 80x60 h50 cm. 16 solid sheet metal 100x80 h65 cm. + 3 boxes with slightly perforated bottom. 11 "mesh" boxes 100x80x60. Tare weight: kg 100kg approx The containers are stored externally.