Product Features: 1. This solder wire is made of tin (Cu rosin), we ensure the tin content is 99.3% lead free. 2. Less welding stroke, bright solder joints. 3. Solder has good wettability, strong solder connection. 4. With rosin flow, good liquid, avoid cleaning after welding. Product parameters: 1. Materials: Sn99.3%, Cu0.7%, River Marcine: 1.8-2% 2. Dimensions: 5.5 x 5.5 x 2.9 cm / 2.17 x 2.17 x 2.17 x 1.14 inches. 3. Weight: 62g (including spool), net weight: 50g 4. Package size: 5 * 5.5 * 5.5cm / 1.97 * x 2.99 5. Package Weight:65g Package Content : Rosin Core Lead Free Solder Wire Perfect for design, manufacturing, DIY and crafts. High quality solder wire: flows well and heats evenly, easy to use. Good solderability in both electrical conductivity and thermal conductivity. Relative to: Electric Solder | Silver Soldering Set | Soldering Wire with Flux | Jewellery Soldering | Sanitary Soldering | Soldering Iron Wire | Similar to Wellerlot, Liquid Solder, Solder Rod | Brass Solder | Paste Flux | Stained Glass Solder | Copper Tube Solder | Solder Pen | Solder Holder Flux Liquid | Soldering Paste | Desoldering Braid | lead solder/with Flux | Flux Pen | Solder Paste | Solder Block | Silver Solder for Jewellery Making | Solder Wick| Solder Braid | Solder Kit | Plumber Solder | Solder Flux Pen | Copper Solder Wick | Brazing Paste | Solder Tin | Hard Solder Paste | Solder Trap Electric Solder Wire. with flux | flux core | lead wire | solder | fine soldering wire | kester solder | flux rx | sanitary flux | solder | solder for sale | no clean flux | gold solder | solder syringe | silver solder paste | liquid flux for soldering | soldering iron soldering wick braid | lead-free solder for plumbing R | Multicore- Solder