Meticulousy made: These spike and stud can use in leather accessories, jackets, belts, shoes, bags. Great DIY crafts & decoration supplies, great for beginning leather crafting. Package includes: 10sets x Brass button stud screws; Length options: 5mm, 6.5mm, 8mm; Length: Approx. 5mm / 0.20in, 6.5mm / 0.26in, 8mm / 0.31in; Head diameter: Approx. 9mm / 0.35in. Suitable for luggage, home textiles, shoes, hats, outer pants, bras, jackets, pet collars, belts, etc. Definitely recommend: Easy to screw on and also very sturdy. The screws fit perfect.You can put these everywhere, they will definitely look cool. Wonderful products that you can’t miss. Exquisite craftsmanship: High quality solid brass head button, wearproof and anti-rust, anti-oxidation treatment with plating process, keeps the luster more lasting and bright as new. paying attention to detail, each is smooth with a high quality finish, and with no casting lines, the plating and color are made to last. Great vaule for money: 10Sets 5/6.5/8mm solid brass button stud screw nail screwback for leather rivet belt DIY gold. The brass button stud screw is made of high quality brass, sturdy and durable. Suitable for luggage, home textiles, shoes, hats, outer pants, bras, jackets, pet collars, belts, etc. Easy to use and clean.