Attributes:* Inside Diameter: 20mm / 0.79"* Outside Diameter: 32mm / 1.26"* Hole Punch Size: 102mmx20mm( L*Dia)* Setting Die Size: 102mmx20mm( L*Dia)* Bottom Die Size: 23mmx38mm( L*Dia)* Color: Silver Tone, GoldenWhat Is Included:* 50 Sets Grommets Eyelets* 1pcs Hole punch* 1pcs Setting Die* 1pcs Bottom DieApplications & Features:--- The grommet kit can be used for DIY leather crafts, canopy or fabrics, repairing and decorating shoes, bags, clothing, tents, sunshade, curtains, belts, hats, jeans, jackets, etc, or you can punch holes in books, cards.--- The grommets for fabric have a smooth surface without sharp edges and burrs, so they won't scratch your clothes. The 2 parts fit perfectly, no need to worry about it falling off, and it will stay firm after washing or high-intensity sports.