Package Contents: You will receive 100 sets of eyelets and grommets, enough quantity to meet your usage needs. These eyelets have been used for professional bag and furniture upholstery making, leather work, shoe repair and many other applications for many years. High-quality material: These metal eyelets are made of high-quality metal, which makes these eyelets and washers hard and durable, so they are rust and corrosion resistant and can be easily folded out for a perfect finish without damage or cracks. Suitable size: The inner hole diameter of the thick eyelet is about 6mm and the outer diameter is about 10mm. Each binding eyelet is inspected and guaranteed for fit, finish and quality. Easy to use: You need to make a hole, then pass the eyelet through the hole from the front of the item, place the washer on the back of the hole and finally tap with a single tool to install. Wide Application: The eyelet tool kit is suitable for tags, bags, leather, canvas, shoes, clothes, shoelaces, DIY projects, canvas, tents and other fabric items. Specification: Material: Brass Color: Silver Plastic box size: 17.5 x 9.8 x 2.2 cm / 6.89 x 3.86 x 0.87 inch Eyelet size: Eyelet inner hole diameter 10 mm Outer flange diameter 16 mm / 0.63 inch Barrel length 4.2 mm Packing list: 100 sets (100 buckles + 100 gaskets). 1 x hole cutter 1 x chuck 2 x storage box