The standardized roll unit type P-600 can be used both horizontally and vertically without special equipment or modifications. Thus a single unit can replace any other in a group of roll stands.    Optimum stiffness    Unique axial rigidity    Large load zones    Long bearing life    Low unit weight    High quality    Simplified roll changing and maintenance    Short stops for changing of grooves, guides and stands    Designed for automatic process control and high    productivity In working position, the roll unit (A) is held in position by a supporting post (B), the latter being designed differently for various arrangements. The supporting post shown is designed for horizontal movable arrangement.