Home Sewing Depot DIY Grommet Setter for #12 Fast-set Metal Grommets Only Grommet setter for use with #12 Fast-Set round and square grommets only. USED IN MANY PROJECTS - Quickly and easily set grommets into panels, pillows and more EASY TO USE - Self-aligning grommet setter. Instructions included DURABLE - Can be used over and over with aluminium Fast-Set Metal Grommets Can NOT be used with Regular Metal Grommets or Commerical Grommets