<ul> <li>Eyelet Kit: Includes 100 eyelets (with 100 eyelets) and washer individually packed in a PE bag), punch tool and fixing tool, all in a plastic box non-destructive.</li><li>Dimensions: Internal diameter : 12 mm (1/2 inch) and outer diameter: 21mm (5/6 inch)</li> <li>High Quality Material: The grommet is made of high quality copper with high corrosion resistance and shiny appearance, very hard to oxidize.</li> <li>Easy to use: Grommet hole kit makes installation easy. First punch the tarp (fabric) through the hole with the punch tool, then remove the grommet set and finally secure with the included grommet set. Please place rubber mat or wooden board when punching. avoid blunt punches by the hobbyist.</li> <li>Versatile uses: grommet kit is suitable for canvas, tarp, tent, curtain, backpack, leather crafts, repair, decoration. (Materials less than 1mm thick)</li> </ul>Note: The data is all manually measured, please allow 1-3cm error, due to the light and display difference, there will be some color difference, the actual object received shall prevail.