Steel Strip Ring Forming Machine With Laser Marking This all-in-one machine integrates feeding, ring forming, fixed-length cutting and laser marking. It rolls steel strip into circular rings/flanges and prints part number, specification, logo and production date by laser, ideal for mass production of steel flanges and hardware rings. Technical Parameters No. Specification Value Specification Value 1 Model ZS-DQJ-6Z Alias Looping Machine / Rounding Machine 2 Material