... holes on rotary die board before inserting steel rules.How it works?Special developed software can import your CAD drawing, computer ... on rotary die board, exactly same as your design.How it cuts?It cut with drill and saw strip (1.35mm in ... etc.Thickness: 13mm, etc.Internal Diameter: 180-676mmLength: < 3000mmWhat advantages it have? Compared to Hand Cutting: high accuracy, high efficiency, perfect ...