4021003 is a part of the Ritel industrial automation range, designed for the manufacture of plastic bags. It is a mechanical device which helps to automatically cut, fill and seal a plastic bag or pouch. The 4021003 model has a two-step valve system, controlled pneumatically from a single point of operation, which allows for precision cutting, filling, and sealing of bags or pouches with varying sizes and thicknesses. The 4021003 is designed for use in industrial environments, and is built for durability, allowing for a long life of reliable operation. It is easy to maintain and operate, making it a great choice for manufacturers who need an efficient and accurate way to create products.