... , 80mmx60mm, 80mmx70mm, 80mmx80mm, etc; 3. All core is available: Cardboard core, plastic core; 4. Packing: 50-100rolls per carton or as ... in tightness, convenient and practical; 7. Worldwide universal core, handsome and practical; 8. Various specifications of thermal ... 1'' or 40mmPackage OEM or export standardCore material cardboard core and plastic coreAdvantage Excellent quality, prompt service and ...