... , etc. Specification:Grommet size: Specific grommets match with the machine, 4# and 5# grommetsGross Weight: 6 KGSApplication:Fabric, Canvas, Banner, Poster, Sailcloth ... of grommets are made on the banner fabric, while our machine just use only one grommet to make the eyelet.2 ... by using one grommet.5. The eyelets are not easy to rust by using one grommet in this way. manual grommet punching machine