... Donghui Roller’s main Products Product NameProduct Brief, up to 750*6000mmProduct PictureEmbossing Roller1. 3D, laser engraving,special engraving.2. ... Pattern is pyramid,comby,dot,mess dot,diamond,hexagon,sloping line and others.Heating RollerCooling Roller1. HRC55~58.2. Inner ... making high accuracy Bridle cylinders . Bridle cylinders 33-2,750*6000mm,for hot fabric,3D pattern,laser engraving,made by ...