CRAFTMEMORE Solid Brass Ball Head Stud Screw Back Nipple Rivet Studs Button Strap Stopper Leathercraft 10 Pack SCBH (Gold, 8 mm). These rivets are made of gold plating solid brass and have an average height of 9 mm. The sizes indicate the top head diameter. Perfect for leather craft accessories, these rivets are a must-have for any DIY project. Get your 10 pack of SCBH (Gold, 8 mm) from CRAFTMEmore's Storefront on Amazon today!