... , Canvas, Banner, Poster, Sailcloth, Flexible materials, etc.Advantage:1.Usually, a couple of grommets are made on the banner fabric, while ... is the fixing speed can be 5 times faster than using a couple of grommets.3.The operation is more convenient and ... cost by using one grommet.5. The eyelets are not easy to rust by using one grommet in this way. Metal eyelet machine ...