AJ Tool Co. Inc. is a Plastic Injection Mold Builder in Hubertus WI, USA. For over 40 years this family business has been providing its customers with high quality, precision molds, at competitive prices. Our flexibility allows to be build anything from quick prototypes, to multi cavity tools. We offer engineering services, that includes working with the customer to design parts with good molding practices in mind. Our Project managers offer a combined 50 years of experience. Thru developed outsources we can supply mold flow simulations, con-formal cooling solutions, and 3d printed rapid prototypes. See our webpage for information to contact us direct for a qoute.