Homdox Hand Press Heavy Duty Banner Grommet Machine 3 Die (#0 #2 #4) with 900 Grommets Eyelet Machine Tool Hole Punch Tool Dies Type: #0: 1/4", #2: 3/8", #4: 1/2"; meet different needs Our flange diameter is 2mm bigger and the under flange height is 3mm higher than others in the market 3 Mounting Holes for Stabler Working Platform Can be Mounted to a Tabletop or Stand alone With upgraded grommets, it ensures much easier placement of the grommets and more compact joint between grommets and raw material