This set of cone spike and stud metal screw backs offers a unique and dynamic addition to your DIY leather crafts and projects. Designed for easy application, these screw-back spikes require no special tools or metal-dies, making them simple to attach. Each spike features a smooth, flawless finish with no casting lines, ensuring a polished look. The plating and color are crafted to resist fading and tarnishing, maintaining their vibrant appearance over time. Historically, studs and spikes have been used by samurais, Celts, and Romans, and today they are a popular fashion trend found on jackets, shoes, leather goods, and accessories. These versatile embellishments allow for creative expression across various items. The set includes a convenient zip storage bag, and a 60-day warranty is provided for satisfaction. Slight color variations may occur due to lighting and monitor settings.