... South-east,Asia Guangzhou Wengu Plastic Cement Co.,Ltd.The knowledge of tubesSpecifications:1.Diameter: 10, 13,14, 16, 19 ... white tube, 30,000 pcs/item for color tube(The product is with lustrous appearance, excellent texture, strong airtightness , ... property and tenacity, high penetration resistance.)The useful of tubes:1).D13mm ...