1.The punching tool and base tool can be applied to poke a hole in the leather crafts, leather straps and clothes, and then use a hammer to press the studs together.Or you can put these small leather snaps on your clothes or bags both as a service button and as jewelry to create a punk style. 2.Punch pliers make it easy to punch holes in paper,leather,scrapbooks or tickets and simplify the punching process.a rivet is attached to the base to prevent the double-cap rivets from slipping.With a compact storage box for easy retrieval. 3.These rivets for leather crafting are made of metal, strong and durable, no need to worry about deformation, breakage or fading, not easy to rust, and will also add a vintage and sophisticated style to your leather crafts. 4.The rivets are all stored in separate compartments with dividers inside the box so that there is no confusion. 5.Using the included punching pliers can easily punch holes , Hollow rivets with caps can be easily inserted ,Use the rivet stick and base can be firmly fixed. leather rivets set including 180 sets double cap rivets in 3 sizes and 4 colors along with 4pcs setting tools, enough to meet your needs for different crafts DIY. Suitable for repairing or decorating clothes, DIY crafts, embellishments by fixing them on shirts, jackets, backpacks, shoes, sandals, hats, belts, cotton-padded clothes, jeans, leather bags and so on. [Take note:] 1.Products contain small parts, keep away from children to prevent mis-swallowing! Colour:Photo Color Material:Metal Package Contents: 1set x leather rivet kit Only the above package content, other products are not included. Note: Light reflection 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.