The product facilitates the emptying of big bags with fertilizers, feeds, seeds etc … The farmer can partially or totally empty Big bags transferring product to fill smaller bags. It produces a clean drilling hole in the Big bag. This patented flap system permits the proper maintenance of Big Bags. Features: High corrosion resistance against fertilizers. A4 stainless steel screws. In food-grade plastic. Flow: 150-200 kg / minute. Length: 43 cm. Inner cylinder diameter: 140 mm. The FILL SILOBAG® is the adapter to be applied into the VIDBAG for filling smaller bags. This accessory is sold separately.