Since 1966, Pen-Ro Group has been serving the plastics industry. Located in Pittsfield, Mass., the group specializes in building all types of molds, from single cavity molds to multicavity production molds, both large and small. It also manufactures a variety of medical, food and beverage products, personal care items, candles, gun parts, closures of all types, miniature battery seals and golf tees. Additionally, Pen-Ro Group offers complete in-house engineering capabilities, including product design, product development and mold-design engineering of close tolerance.