Our rivets and studs are made of free copper, rust-proof and durable, not easy to bend, deform and fade, strong and sturdy. The surface is smooth and will not scratch your hands.Our tubular rivets are good for repairing broken belts, leather crafts, DIY clothing, leather boots, bags, jeans, hats, jackets, pet collars, adding ornaments and so on.Double cap rivets have 3 sizes: 6x6mm; 8x8mm; 8x12mm. 3 colors: Gold, Silver, Green Bronze, which can meet your different needs. Studs for clothes: make sure your fabric is not thicker than the rivet size.Just need to make a hole and screw it on. It is easy to add your favorite elements with rivets. The box is compact and easy to carry, all rivets and are neatly placed in a transparent box.300 sets of leatherwork and accessories come with 4 fixing tools: 1 punch, 1 rivet installation tool, 1 base, 1 hole pliers.Color: Gold + Silver + BronzeMaterial: ironPackage contents:1 set x rivet pressOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.