Screen Machine Industries, Inc is one of the largest manufacturers of portable crushers, screeners, trommels and conveyors in North America and is a global leader in design and innovation within the industry. A complete line of portable impact & jaw crushers, portable soil hammer mill and aggregate processing plants, trommel screens and portable stacking conveyors is offered to fit a variety of applications. Our award-winning, tracked impact crushers and jaw crushers are the contractor's choice for reliability and productivity. Screen Machine Industries manufactures only heavy-duty crushing & screening plants that are capable of handling your toughest applications.