1. Packaging includes: Our grommet kit includes a storage box, a hole cutter, a matching spindle, a base, and 100 sets of grommets (each set includes 1 grommet and 1 washer). 2. Dimensions of the grommet kit: the inner diameter of the grommet is 10mm/0.4 inches, the outer diameter of the flange is 16mm/0.63 inches, and the sleeve length is approximately 5mm/0.2 inches. The storage box is approximately 17.5 x 9.8 x 2.2 cm/6.89 x 3.86 x 0.87 inches. 3 High quality materials: Our eyelet kit is used for high-quality brass materials, which are very smooth, durable, very smooth, shiny, have good corrosion resistance, and are not easy to rust. 4. Easy to use: Our grommet kit includes a complete eyelet punching kit for easy installation. First, use a punching tool to punch holes in the waterproof oilcloth, providing a safer grip without slipping. Then, remove the eyelet kit, and finally use the accompanying tool to firmly fix the eyelet kit. 5. Wide use: Our grommet kit can provide an economic solution for repairing canvas, waterproof cloth, tents, and swimming pool covers, suitable for shoes/shoelaces, clothing, bags, and leather crafts, as well as swimming pool covers, truck covers, sleeping bags, shower curtains, etc Curtains, etc