100% Brand New and High Quality !Material: NylonLength: 20cm Wheel Diameter: 3.5cmPackage Included:1 x Screen Door ToolFeatures:Wheels using nylon material, on the basis of wear and avoid the yarn cut the yarn off.With it, changing the gauze immediately becomes a pleasure.Nylon handle, reasonable design, feel good and easy to use.Convenienc for you to replace the yarnshaft gauze.When you use it, the wheel is aligned with the tape slightly, slowly rolling, you can easily press the tape into the card slot.