Yescom 3 Die (#0#2#4) Hand Press Grommet Machine and 900 Pcs Golden Grommets Eyelet Tool Kit Interchangeable Dies ( #0: 1/4", #2: 3/8", #4: 1/2" ) to Meet Different Needs Allowing Grommets to Be Set Further into the Material, not just along the Edge Accommodating More MaterialNot applicable for leather Easy Seating the Grommets Extra Long Handle Grip Design to Save Energy