Features: Eyelets for tarpaulins includes 100 sets of eyelet , clear storage box. The holes have an inner diameter of 12mm and an outer diameter of 20mm. Eyelets and punch is made from quality stainlesssteel with electroplating on the surfaces, which has very good corrosion resistance and bright appearance, durable, not easy to deform, and not easy to rust. All 12mm eyelet kits are packed in a clear storage box, which makes it easier to find the corresponding component. The quantity of large eyelet punch kits is enough for daily use. Cut a hole in the tarpaulin (fabric) with a hole punching tool, then pick up the eyelet set, and finally install the curtain eyelet kits with the tool. Suitable for canvas, tarpaulin, tent, awning, beach chairs, curtains, shoes, clothing, bags, leathers crafts and other crafts. Specifications: Color: Silver Material: Metal Quantity: 100 Pieces Inner Diameter Size: Approx. 1.2cm/0.47in Weight: Approx. 385g Note: 1.Please allow 0-1cm error due to manual measurement. make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 Set Grommet and Eyelet Tool Kits