Package Contains:354 Sets cone spikes studs with screws contain 8 different sizes,can be designed according to your needs to create your own unique punk style. 5mm diameter punch and 3mm diameter screwdriver.These tree spikes studs enough to meet your daily application and replacement,Coming with plastic storage box High-quality material:Cone spikes are made of high-quality zinc alloy,smooth and bright surface, high-quality fine workmanship , not easy to wear and fade,will do no harm to you ,these cone spikes are very suitable for craft decoration Easy to Use:These punk metal spikes studs are all designed in suitable and proper size, easy for you to install,just need punch a hole and screw on.These spikes studs can be firmly installed Wide Application:Our cone spike and studs are perfect for art making, leather crafts and clothes making, such as jackets, belts, shoes, bags, necklaces etc.Wonderful products that you cant missing Punk-inspired gifts:These cone spike and studs rivets can be matched with different sizes, allowing you to DIY your own punk style. These punk pegs are super cool and stylish, and are also great as a gift for someone who loves goth or punk style