This 18-gauge tinned copper wire is ideal for both structural support and decorative elements in stained glass, mosaic, jewelry, and other craft projects. Pre-tinned for easy soldering, it adheres effortlessly to lead came, copper foil, or zinc framing. Its bright silver finish blends seamlessly with solder lines, making it perfect for hangers, reinforcement, or embellishments. Includes approximately 50 feet per 4 oz. spool.