... Donghui Roller’s main Products Product NameProduct Brief, up to 750*6000mmProduct PictureEmbossing Roller1. 3D, laser engraving,special engraving.2. Emboss ... , Cooling Roller, ink prooferetc.Max diameter is up to 750 mm, and max length is 6000 mm.Raw material is ... specializes in making high accuracy Bridle cylinders . Bridle cylinders 0526-1,750*6000mm,for hot fabric,3D pattern,laser engraving,made by ...