Range of Processing Diameter: Brake Drum 350-650 mm Brake Plate 180-480 Rotating Speed of Workpiece 30, 49, 88 r/min Max Travel of Tool 256 mm Overall Dimensions(L× W× H) 1750× 800× 815 mm Packing Dimensions(L× W× H) 1165× 956× 915 mm N. W/G. W 650/800 kg Motor Power 1.1 Kw