Check the listing for details. 20Sets Brass Ball Head Stud Rivets, 6mm Screw Back Button Nipple Rivet, Silver. Condition: New. Listed at 11.83 USD. Description:[Material] - Our Brass Ball Head Stud Rivets are crafted from good quality brass, ensuring durability and long-lasting performance. The solid brass construction provides exceptional resistance against wear and tear, making them good for various crafting, leatherwork, and DIY projects.[Easy Setting] - Screw back designed, these ball stud rivet are easy to install and remove. Punch a hole in the leather with punch, then pass the screw through the hole, cover the button stud and then tighten the screws with a screwdriver.[Wide Application] - Button studs rivets are widely used to attach any small straps and belts, such as backpacks, handbags, purses, shoulder bags, cross body bags, shoes, clothes, etc. It can also be used as DIY accessories and decorations.SpecificationColor: SilverMaterial: BrassButton Stud Size: 8x6x8mm/0.31x0.