By Katie Weiler, Managing Editor | September 28, 2010

Model 1590 hand-fed tree and brush chipper has a 15-inch-diameter capacity and a 37-inch-diameter drum, which the company says is 65 percent larger than its competitors. The machine's design has fuel and hydraulic tanks built right into the frame. It is available with gas and diesel engines up to 130 horsepower, and comes as towable or self-propelled. Options include a hydraulic winch and Auto Feed Plus.