... manufacturing equipment and machining capability. 1.6 meter CNC Milling Machine (swing bearing) Import excavator and truck cranes swing bearing ... example,Slewing Conveyer,Welding Operation Machine,Pint-size&Medium-sized Crane,and so on2. Double-Row Ball Slewing Ring( 02 ... series) CHARACTERISTIC OF STRUCTURE,PERFORMANCE, APPLICATION RANGE The Double-Row Ball Style Slewing Ring has three seat-rings, ...