Rocheleau Tool & Die is a manufacturer of extrusion blow molding machinery and tooling used to produce plastic containers. Founded in 1938 and headquartered in Fitchburg, Massachusetts, the family-run company designs and builds reciprocating screw blow molding machines, molds, trimming equipment and related automation. Rocheleau serves customers in food and beverage, household, automotive and industrial markets, offering standard and custom systems that process polyethylene, polypropylene and other thermoplastic resins. Services include engineering, prototyping, on-site training and technical support. With decades of process experience, Rocheleau helps manufacturers optimise container production for efficiency, consistency and low maintenance.