1. Service: We are very sorry for the shopping experience you have experienced. If you have any problems with the goods you received, please contact us and we will serve you 24 hours a day. 2. The winding machine can not only wind the reel, but also shape sheet metal into a conical shape. 3. The winding machine can roll round steel with diameters of 6, 8, and 10 mm. 4. The upper shaft of the winding machine can be easily pulled out for removing the processed workpiece. 5. Features a quick-release upper roller and a large bushing on the sliding sleeve; requires the use of a bench vise.