You will get 10 pcs short copper rivets in 9mm x 3.3mm x 14mm / 0.35 inch x 0.13 inch x 0.55 inch (OD x Pin Dia. x H), 10 pcs long copper rivets in 9mm x 3.3mm x 19mm / 0.35 inch x 0.13 inch x 0.75 inch (OD x Pin Dia. x H), 20 pcs copper burrs in 9mm x 3.3mm x 1mm / 0.35 inch x 0.13 inch x 0.039 inch (OD x ID x T), and 2 pcs punch rivet tools in 10mm x 100mm / 0.39 inch x 3.94 inch (Dia. x H). The complete set is designed to meet your daily DIY or repair needs. The solid rivet set is made of copper, offering corrosion resistance, wear resistance, durability, and ductility. The included washers help ensure a secure installation, providing long-lasting strength and support. Copper rivets and burrs feature a cylindrical shape with a head on one end and a tail on the other. The head rests on the surface of the material, while the washer and tail are hammered to secure the rivet, creating a sturdy and reliable fastening solution for various applications. The hammer-in design is simple to install. Use a hammer to set the washer, trim excess pin length with pliers, and use a tool to flatten or round the tail. Some rivets and burrs may require a hole punch to create an installation hole in the material. These rivets are ideal for crafting, repairing, and decorating. Suitable for leatherwork, handmade crafts, and various projects such as belts, bags, keychains, straps, purses, jeans, shoes, and other leather accessories. Color: As shown Material: Copper Package Contents: 1 set * copper rivets Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3 cm.