... .the imported ball screw shaft drives the machine head to move horizontally with high precision of repeated positioning .A series of optimal ... saw blades for staff alloys,importedlinear guide rail pairs as cutting feed guide rails.and hydraulic dampingcylinder to drive the feed ... the processing range is wide ,with cutlength up to 4200mm,cutting angle is 90,45,22.5degree.the switchover between threeangle ...