📦 Product Details Quantity: Sold in packs of 50 or 500 full sets.Each full set includes 4 pieces (1 cap + 1 socket + 1 stud + 1 post). 1️⃣ Material • High-quality Brass• Anti-rust• Durable and long-lasting 2️⃣ Available Options : 6 Colors and 2 Sizes Please refer to the color and size chart in the listing photos for detailed measurements. 3️⃣ Required Tools (Sold separately in our store) ✔ Press Machine : 👉 KST-01 or KST-02 Press Machine ✔ Die Sets : 👉 Utility Spring Metal Snaps Dies Set ( Same size as the snaps.) ✔ Hole Making Tool : 👉 Hole Punching Dies (2.5mm) or Hole Punching Tool. 🎥 Video Tutorial 👉 Click to check how to install Utility Spring Metal Snaps with KST-02 press machine 📝 Note from Rachel 😊 1️⃣ Manual MeasurementA 1–3mm measurement difference may occur due to manual measuring. 2️⃣ Color DifferencesDue to lighting, screen settings, and different production batches, slight color variations may occur. Product photos are for reference only. 👉 Please make sure you are comfortable with the above before placing an order. Thank you! ⚠️ Safety WarningChoking Hazard – Small parts.Loose pieces are not suitable for children under 3 years old. ▶️ More Tutorials Subscribe to our YouTube channel @SnapS Tools for more installation tips and tutorials.