... professional manufacturer, we only focus on manufacturing cage welding machine line. Feature: CNC control; Ring space is programmable ... machine, 2) ring making machine. 3) air-operated butt welding machine, 4) top cap welder, 5) bottom cap welder, 6) wire straightening machine, ... 2.Type of cage: Round cage, Oval (flat) cage, Star cage, Split cage, etc. Cage size: dia.100-200mm Steel wire ...