... , threee rollers, upper roller universal, with pre-bending capacity W11s Rolling Machine, threee rollers, upper roller universal, with pre-bending ... width(mm)Diameter of upper roller (mm)Main power(Kw)W11s-12x2000121020002505.5W11s-16x2000161220002557.5W11s-16x25001612250030015W11s-20x30002016300037518.5W11s-25x25002520250038022W11s-30x25003025250041030W11s-30x30003025300045037W11s ...