HIGH-QUALITY MATERIALS: This crimp bead is made of high-quality steel, durable, not easy to be deformed and rusted; it has a fine workmanship, a smooth surface, and it is not easy to damage your skin. MAIN FUNCTION: This crimp bead is mainly used to help you connect the clasp or jumper to the beaded wire while fixing the beads in place for your jewelry project. It is very suitable for making and repairing bracelets, necklaces, earrings, anklets and other DIY jewelry. MULTIPLE COLOUR: This crimp bead set has 500 pcs of crimping beads in four different colors to meet your daily DIY needs. Different colors match different jewelry making. The inner diameter of the crimp bead is 2mm. Please confirm whether this size meets your needs before placing an order. EASY TO USE: This crimp bead is easy to use even for beginners, just slide it onto your jewelry line, and then squeeze it with flat-nose pliers or crimping pliers. SERVICE GUARANTEE: We always stand behind our products, please feel free to contact us if you need any help with these crimp beads. Our staff will help you within 24 hours. You can buy with confidence.