Check the listing for details. 12 Pcs Square Spike Studs Rivets 10mm Metal Leather Rivets, Silver. Color: silver, Condition: New. Listed at 15.23 USD. Description:Sturdy Material: Made of metal with high hardness, the flat head buttons are not rust, are wear-resistant, and are corrosion-resistant with a smooth surface that is bright without scratches and dust.Easy to Use: These leather rivets are very easy to install. Make a hole in the material you need to install rivets, put the screw through the hole you just made, then install the rivet and tighten it with a screwdriver. When you screw the back side to the post, they will stay flush with the surface of the object, which is very easy to operate.Special Design: The square spike design is delicate and beautiful, and exquisite decorative accessories will add some special highlights to your fashionable and charming design, showing your unique taste and personality.